Home / 977,509,123.20-1,466,263,684.80-564,260,601.60

Finding the Fourth Proportional to 977,509,123.20, 1,466,263,684.80 and 564,260,601.60

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Solution

The fourth proportional to 977,509,123.20, 1,466,263,684.80 and 564,260,601.60 is: 846,390,902.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,509,123.20 : 1,466,263,684.80 = 564,260,601.60 : x
  2. Step 2: Convert to fraction form
    977,509,123.20/1,466,263,684.80 = 564,260,601.60/x
  3. Step 3: Cross multiply
    977,509,123.20x = 1,466,263,684.80 × 564,260,601.60
  4. Step 4: Simplify right side
    977,509,123.20x = 827,354,828,889,480,832
  5. Step 5: Solve for x
    x = 827,354,828,889,480,832/977,509,123.20
  6. Step 6: Final answer
    x = 846,390,902.40

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Double scale
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Similar ratio
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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.