Home / 103,290,952.60-142,536,916.56-59,206,346.92

Finding the Fourth Proportional to 103,290,952.60, 142,536,916.56 and 59,206,346.92

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Solution

The fourth proportional to 103,290,952.60, 142,536,916.56 and 59,206,346.92 is: 81,702,123.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,290,952.60 : 142,536,916.56 = 59,206,346.92 : x
  2. Step 2: Convert to fraction form
    103,290,952.60/142,536,916.56 = 59,206,346.92/x
  3. Step 3: Cross multiply
    103,290,952.60x = 142,536,916.56 × 59,206,346.92
  4. Step 4: Simplify right side
    103,290,952.60x = 8,439,090,130,758,453
  5. Step 5: Solve for x
    x = 8,439,090,130,758,453/103,290,952.60
  6. Step 6: Final answer
    x = 81,702,123.16

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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.