Home / 127,656,496.60-191,484,744.90-125,640,957.40

Finding the Fourth Proportional to 127,656,496.60, 191,484,744.90 and 125,640,957.40

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Solution

The fourth proportional to 127,656,496.60, 191,484,744.90 and 125,640,957.40 is: 188,461,436.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,656,496.60 : 191,484,744.90 = 125,640,957.40 : x
  2. Step 2: Convert to fraction form
    127,656,496.60/191,484,744.90 = 125,640,957.40/x
  3. Step 3: Cross multiply
    127,656,496.60x = 191,484,744.90 × 125,640,957.40
  4. Step 4: Simplify right side
    127,656,496.60x = 24,058,326,676,730,768
  5. Step 5: Solve for x
    x = 24,058,326,676,730,768/127,656,496.60
  6. Step 6: Final answer
    x = 188,461,436.10

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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.