Home / 565,319,387.40-847,349,225.10-220,158,299.40

Finding the Fourth Proportional to 565,319,387.40, 847,349,225.10 and 220,158,299.40

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Solution

The fourth proportional to 565,319,387.40, 847,349,225.10 and 220,158,299.40 is: 329,992,157.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,319,387.40 : 847,349,225.10 = 220,158,299.40 : x
  2. Step 2: Convert to fraction form
    565,319,387.40/847,349,225.10 = 220,158,299.40/x
  3. Step 3: Cross multiply
    565,319,387.40x = 847,349,225.10 × 220,158,299.40
  4. Step 4: Simplify right side
    565,319,387.40x = 186,550,964,395,923,808
  5. Step 5: Solve for x
    x = 186,550,964,395,923,808/565,319,387.40
  6. Step 6: Final answer
    x = 329,992,157.63

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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.