Home / 158,996,895.72-238,495,426.78-49,830,569.04

Finding the Fourth Proportional to 158,996,895.72, 238,495,426.78 and 49,830,569.04

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Solution

The fourth proportional to 158,996,895.72, 238,495,426.78 and 49,830,569.04 is: 74,745,879.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,996,895.72 : 238,495,426.78 = 49,830,569.04 : x
  2. Step 2: Convert to fraction form
    158,996,895.72/238,495,426.78 = 49,830,569.04/x
  3. Step 3: Cross multiply
    158,996,895.72x = 238,495,426.78 × 49,830,569.04
  4. Step 4: Simplify right side
    158,996,895.72x = 11,884,362,829,885,054
  5. Step 5: Solve for x
    x = 11,884,362,829,885,054/158,996,895.72
  6. Step 6: Final answer
    x = 74,745,879.64

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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.