Home / 979,244,696.60-1,468,867,044.90-688,440,181.40

Finding the Fourth Proportional to 979,244,696.60, 1,468,867,044.90 and 688,440,181.40

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Solution

The fourth proportional to 979,244,696.60, 1,468,867,044.90 and 688,440,181.40 is: 1,032,660,272.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,244,696.60 : 1,468,867,044.90 = 688,440,181.40 : x
  2. Step 2: Convert to fraction form
    979,244,696.60/1,468,867,044.90 = 688,440,181.40/x
  3. Step 3: Cross multiply
    979,244,696.60x = 1,468,867,044.90 × 688,440,181.40
  4. Step 4: Simplify right side
    979,244,696.60x = 1,011,227,094,843,437,952
  5. Step 5: Solve for x
    x = 1,011,227,094,843,437,952/979,244,696.60
  6. Step 6: Final answer
    x = 1,032,660,272.10

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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.