Home / 124,101,810.40-186,152,715.60-62,879,807.20

Finding the Fourth Proportional to 124,101,810.40, 186,152,715.60 and 62,879,807.20

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Solution

The fourth proportional to 124,101,810.40, 186,152,715.60 and 62,879,807.20 is: 94,319,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,101,810.40 : 186,152,715.60 = 62,879,807.20 : x
  2. Step 2: Convert to fraction form
    124,101,810.40/186,152,715.60 = 62,879,807.20/x
  3. Step 3: Cross multiply
    124,101,810.40x = 186,152,715.60 × 62,879,807.20
  4. Step 4: Simplify right side
    124,101,810.40x = 11,705,246,866,684,432
  5. Step 5: Solve for x
    x = 11,705,246,866,684,432/124,101,810.40
  6. Step 6: Final answer
    x = 94,319,710.80

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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.