Home / 528,367,125.60-792,550,688.40-283,479,112.80

Finding the Fourth Proportional to 528,367,125.60, 792,550,688.40 and 283,479,112.80

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Solution

The fourth proportional to 528,367,125.60, 792,550,688.40 and 283,479,112.80 is: 425,218,669.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,367,125.60 : 792,550,688.40 = 283,479,112.80 : x
  2. Step 2: Convert to fraction form
    528,367,125.60/792,550,688.40 = 283,479,112.80/x
  3. Step 3: Cross multiply
    528,367,125.60x = 792,550,688.40 × 283,479,112.80
  4. Step 4: Simplify right side
    528,367,125.60x = 224,671,565,996,661,248
  5. Step 5: Solve for x
    x = 224,671,565,996,661,248/528,367,125.60
  6. Step 6: Final answer
    x = 425,218,669.20

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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.