Home / 104,976,807.30-157,465,210.95-66,807,533.70

Finding the Fourth Proportional to 104,976,807.30, 157,465,210.95 and 66,807,533.70

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Solution

The fourth proportional to 104,976,807.30, 157,465,210.95 and 66,807,533.70 is: 100,211,300.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,976,807.30 : 157,465,210.95 = 66,807,533.70 : x
  2. Step 2: Convert to fraction form
    104,976,807.30/157,465,210.95 = 66,807,533.70/x
  3. Step 3: Cross multiply
    104,976,807.30x = 157,465,210.95 × 66,807,533.70
  4. Step 4: Simplify right side
    104,976,807.30x = 10,519,862,387,119,734
  5. Step 5: Solve for x
    x = 10,519,862,387,119,734/104,976,807.30
  6. Step 6: Final answer
    x = 100,211,300.55

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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.