Home / 12,184,341,294.69-16,808,202,781.09-7,957,727,248.77

Finding the Fourth Proportional to 12,184,341,294.69, 16,808,202,781.09 and 7,957,727,248.77

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Solution

The fourth proportional to 12,184,341,294.69, 16,808,202,781.09 and 7,957,727,248.77 is: 10,977,622,018.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,184,341,294.69 : 16,808,202,781.09 = 7,957,727,248.77 : x
  2. Step 2: Convert to fraction form
    12,184,341,294.69/16,808,202,781.09 = 7,957,727,248.77/x
  3. Step 3: Cross multiply
    12,184,341,294.69x = 16,808,202,781.09 × 7,957,727,248.77
  4. Step 4: Simplify right side
    12,184,341,294.69x = 133,755,093,273,931,595,776
  5. Step 5: Solve for x
    x = 133,755,093,273,931,595,776/12,184,341,294.69
  6. Step 6: Final answer
    x = 10,977,622,018.21

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Double scale
Find fourth proportional to 12,184,341,295.69, 16,808,202,782.47 and 7,957,727,249.77
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.