Home / 971,245,007.10-1,456,867,510.65-869,208,335.10

Finding the Fourth Proportional to 971,245,007.10, 1,456,867,510.65 and 869,208,335.10

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Solution

The fourth proportional to 971,245,007.10, 1,456,867,510.65 and 869,208,335.10 is: 1,303,812,502.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,245,007.10 : 1,456,867,510.65 = 869,208,335.10 : x
  2. Step 2: Convert to fraction form
    971,245,007.10/1,456,867,510.65 = 869,208,335.10/x
  3. Step 3: Cross multiply
    971,245,007.10x = 1,456,867,510.65 × 869,208,335.10
  4. Step 4: Simplify right side
    971,245,007.10x = 1,266,321,383,393,368,064
  5. Step 5: Solve for x
    x = 1,266,321,383,393,368,064/971,245,007.10
  6. Step 6: Final answer
    x = 1,303,812,502.65

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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.