Home / 118,675,242.41-178,032,962.14-40,931,037.41

Finding the Fourth Proportional to 118,675,242.41, 178,032,962.14 and 40,931,037.41

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Solution

The fourth proportional to 118,675,242.41, 178,032,962.14 and 40,931,037.41 is: 61,403,488.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,675,242.41 : 178,032,962.14 = 40,931,037.41 : x
  2. Step 2: Convert to fraction form
    118,675,242.41/178,032,962.14 = 40,931,037.41/x
  3. Step 3: Cross multiply
    118,675,242.41x = 178,032,962.14 × 40,931,037.41
  4. Step 4: Simplify right side
    118,675,242.41x = 7,287,073,832,572,961
  5. Step 5: Solve for x
    x = 7,287,073,832,572,961/118,675,242.41
  6. Step 6: Final answer
    x = 61,403,488.08

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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.