Home / 532,536,698.40-798,805,047.60-348,870,688.80

Finding the Fourth Proportional to 532,536,698.40, 798,805,047.60 and 348,870,688.80

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Solution

The fourth proportional to 532,536,698.40, 798,805,047.60 and 348,870,688.80 is: 523,306,033.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,536,698.40 : 798,805,047.60 = 348,870,688.80 : x
  2. Step 2: Convert to fraction form
    532,536,698.40/798,805,047.60 = 348,870,688.80/x
  3. Step 3: Cross multiply
    532,536,698.40x = 798,805,047.60 × 348,870,688.80
  4. Step 4: Simplify right side
    532,536,698.40x = 278,679,667,173,128,800
  5. Step 5: Solve for x
    x = 278,679,667,173,128,800/532,536,698.40
  6. Step 6: Final answer
    x = 523,306,033.20

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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.