Home / 832,095,429.60-1,248,143,144.40-402,113,733.60

Finding the Fourth Proportional to 832,095,429.60, 1,248,143,144.40 and 402,113,733.60

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Solution

The fourth proportional to 832,095,429.60, 1,248,143,144.40 and 402,113,733.60 is: 603,170,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,095,429.60 : 1,248,143,144.40 = 402,113,733.60 : x
  2. Step 2: Convert to fraction form
    832,095,429.60/1,248,143,144.40 = 402,113,733.60/x
  3. Step 3: Cross multiply
    832,095,429.60x = 1,248,143,144.40 × 402,113,733.60
  4. Step 4: Simplify right side
    832,095,429.60x = 501,895,499,861,928,000
  5. Step 5: Solve for x
    x = 501,895,499,861,928,000/832,095,429.60
  6. Step 6: Final answer
    x = 603,170,600.40

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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.