Home / 470,527,360.90-705,641,301.82-155,334,702.91

Finding the Fourth Proportional to 470,527,360.90, 705,641,301.82 and 155,334,702.91

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Solution

The fourth proportional to 470,527,360.90, 705,641,301.82 and 155,334,702.91 is: 232,952,621.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,527,360.90 : 705,641,301.82 = 155,334,702.91 : x
  2. Step 2: Convert to fraction form
    470,527,360.90/705,641,301.82 = 155,334,702.91/x
  3. Step 3: Cross multiply
    470,527,360.90x = 705,641,301.82 × 155,334,702.91
  4. Step 4: Simplify right side
    470,527,360.90x = 109,610,581,979,235,344
  5. Step 5: Solve for x
    x = 109,610,581,979,235,344/470,527,360.90
  6. Step 6: Final answer
    x = 232,952,621.01

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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.