Home / 153,984,008.80-230,976,013.20-46,278,632.80

Finding the Fourth Proportional to 153,984,008.80, 230,976,013.20 and 46,278,632.80

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Solution

The fourth proportional to 153,984,008.80, 230,976,013.20 and 46,278,632.80 is: 69,417,949.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,984,008.80 : 230,976,013.20 = 46,278,632.80 : x
  2. Step 2: Convert to fraction form
    153,984,008.80/230,976,013.20 = 46,278,632.80/x
  3. Step 3: Cross multiply
    153,984,008.80x = 230,976,013.20 × 46,278,632.80
  4. Step 4: Simplify right side
    153,984,008.80x = 10,689,254,100,490,752
  5. Step 5: Solve for x
    x = 10,689,254,100,490,752/153,984,008.80
  6. Step 6: Final answer
    x = 69,417,949.20

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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.