Home / 118,746,034.90-178,119,052.35-70,970,290.90

Finding the Fourth Proportional to 118,746,034.90, 178,119,052.35 and 70,970,290.90

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Solution

The fourth proportional to 118,746,034.90, 178,119,052.35 and 70,970,290.90 is: 106,455,436.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,746,034.90 : 178,119,052.35 = 70,970,290.90 : x
  2. Step 2: Convert to fraction form
    118,746,034.90/178,119,052.35 = 70,970,290.90/x
  3. Step 3: Cross multiply
    118,746,034.90x = 178,119,052.35 × 70,970,290.90
  4. Step 4: Simplify right side
    118,746,034.90x = 12,641,160,960,111,830
  5. Step 5: Solve for x
    x = 12,641,160,960,111,830/118,746,034.90
  6. Step 6: Final answer
    x = 106,455,436.35

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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.