Home / 614,177,999.60-921,266,999.40-381,725,706.20

Finding the Fourth Proportional to 614,177,999.60, 921,266,999.40 and 381,725,706.20

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Solution

The fourth proportional to 614,177,999.60, 921,266,999.40 and 381,725,706.20 is: 572,588,559.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,177,999.60 : 921,266,999.40 = 381,725,706.20 : x
  2. Step 2: Convert to fraction form
    614,177,999.60/921,266,999.40 = 381,725,706.20/x
  3. Step 3: Cross multiply
    614,177,999.60x = 921,266,999.40 × 381,725,706.20
  4. Step 4: Simplify right side
    614,177,999.60x = 351,671,295,944,719,936
  5. Step 5: Solve for x
    x = 351,671,295,944,719,936/614,177,999.60
  6. Step 6: Final answer
    x = 572,588,559.30

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1.5x scale

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.