Home / 124,577,577.80-186,866,366.70-118,342,003.40

Finding the Fourth Proportional to 124,577,577.80, 186,866,366.70 and 118,342,003.40

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Solution

The fourth proportional to 124,577,577.80, 186,866,366.70 and 118,342,003.40 is: 177,513,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,577,577.80 : 186,866,366.70 = 118,342,003.40 : x
  2. Step 2: Convert to fraction form
    124,577,577.80/186,866,366.70 = 118,342,003.40/x
  3. Step 3: Cross multiply
    124,577,577.80x = 186,866,366.70 × 118,342,003.40
  4. Step 4: Simplify right side
    124,577,577.80x = 22,114,140,203,357,048
  5. Step 5: Solve for x
    x = 22,114,140,203,357,048/124,577,577.80
  6. Step 6: Final answer
    x = 177,513,005.10

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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.