Home / 113,513,397.10-156,648,482.01-61,302,427.75

Finding the Fourth Proportional to 113,513,397.10, 156,648,482.01 and 61,302,427.75

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Solution

The fourth proportional to 113,513,397.10, 156,648,482.01 and 61,302,427.75 is: 84,597,347.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,513,397.10 : 156,648,482.01 = 61,302,427.75 : x
  2. Step 2: Convert to fraction form
    113,513,397.10/156,648,482.01 = 61,302,427.75/x
  3. Step 3: Cross multiply
    113,513,397.10x = 156,648,482.01 × 61,302,427.75
  4. Step 4: Simplify right side
    113,513,397.10x = 9,602,932,250,565,200
  5. Step 5: Solve for x
    x = 9,602,932,250,565,200/113,513,397.10
  6. Step 6: Final answer
    x = 84,597,347.06

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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.