Home / 1,105,950,349.82-1,526,575,196.23-880,303,242.70

Finding the Fourth Proportional to 1,105,950,349.82, 1,526,575,196.23 and 880,303,242.70

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Solution

The fourth proportional to 1,105,950,349.82, 1,526,575,196.23 and 880,303,242.70 is: 1,215,107,979.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,950,349.82 : 1,526,575,196.23 = 880,303,242.70 : x
  2. Step 2: Convert to fraction form
    1,105,950,349.82/1,526,575,196.23 = 880,303,242.70/x
  3. Step 3: Cross multiply
    1,105,950,349.82x = 1,526,575,196.23 × 880,303,242.70
  4. Step 4: Simplify right side
    1,105,950,349.82x = 1,343,849,095,466,365,184
  5. Step 5: Solve for x
    x = 1,343,849,095,466,365,184/1,105,950,349.82
  6. Step 6: Final answer
    x = 1,215,107,979.92

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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.