Home / 1,151,523,798,397.20-1,589,152,794,060.80-637,689,592,865.68

Finding the Fourth Proportional to 1,151,523,798,397.20, 1,589,152,794,060.80 and 637,689,592,865.68

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Solution

The fourth proportional to 1,151,523,798,397.20, 1,589,152,794,060.80 and 637,689,592,865.68 is: 880,039,300,669.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,523,798,397.20 : 1,589,152,794,060.80 = 637,689,592,865.68 : x
  2. Step 2: Convert to fraction form
    1,151,523,798,397.20/1,589,152,794,060.80 = 637,689,592,865.68/x
  3. Step 3: Cross multiply
    1,151,523,798,397.20x = 1,589,152,794,060.80 × 637,689,592,865.68
  4. Step 4: Simplify right side
    1,151,523,798,397.20x = 1,013,386,198,245,989,463,097,344
  5. Step 5: Solve for x
    x = 1,013,386,198,245,989,463,097,344/1,151,523,798,397.20
  6. Step 6: Final answer
    x = 880,039,300,669.70

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.