Home / 113,513,392.87-156,648,476.16-61,302,423.50

Finding the Fourth Proportional to 113,513,392.87, 156,648,476.16 and 61,302,423.50

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Solution

The fourth proportional to 113,513,392.87, 156,648,476.16 and 61,302,423.50 is: 84,597,341.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,513,392.87 : 156,648,476.16 = 61,302,423.50 : x
  2. Step 2: Convert to fraction form
    113,513,392.87/156,648,476.16 = 61,302,423.50/x
  3. Step 3: Cross multiply
    113,513,392.87x = 156,648,476.16 × 61,302,423.50
  4. Step 4: Simplify right side
    113,513,392.87x = 9,602,931,226,189,974
  5. Step 5: Solve for x
    x = 9,602,931,226,189,974/113,513,392.87
  6. Step 6: Final answer
    x = 84,597,341.19

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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.