Home / 153,718,188.90-230,392,030.21-70,605,251.23

Finding the Fourth Proportional to 153,718,188.90, 230,392,030.21 and 70,605,251.23

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Solution

The fourth proportional to 153,718,188.90, 230,392,030.21 and 70,605,251.23 is: 105,822,787.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,718,188.90 : 230,392,030.21 = 70,605,251.23 : x
  2. Step 2: Convert to fraction form
    153,718,188.90/230,392,030.21 = 70,605,251.23/x
  3. Step 3: Cross multiply
    153,718,188.90x = 230,392,030.21 × 70,605,251.23
  4. Step 4: Simplify right side
    153,718,188.90x = 16,266,887,174,366,802
  5. Step 5: Solve for x
    x = 16,266,887,174,366,802/153,718,188.90
  6. Step 6: Final answer
    x = 105,822,787.08

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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.