Home / 8,755,657,038.56-13,130,769,275.12-3,158,866,552.12

Finding the Fourth Proportional to 8,755,657,038.56, 13,130,769,275.12 and 3,158,866,552.12

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Solution

The fourth proportional to 8,755,657,038.56, 13,130,769,275.12 and 3,158,866,552.12 is: 4,737,319,847.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,755,657,038.56 : 13,130,769,275.12 = 3,158,866,552.12 : x
  2. Step 2: Convert to fraction form
    8,755,657,038.56/13,130,769,275.12 = 3,158,866,552.12/x
  3. Step 3: Cross multiply
    8,755,657,038.56x = 13,130,769,275.12 × 3,158,866,552.12
  4. Step 4: Simplify right side
    8,755,657,038.56x = 41,478,347,866,758,193,152
  5. Step 5: Solve for x
    x = 41,478,347,866,758,193,152/8,755,657,038.56
  6. Step 6: Final answer
    x = 4,737,319,847.51

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.