Home / 836,605,363.20-1,254,908,044.80-377,440,339.20

Finding the Fourth Proportional to 836,605,363.20, 1,254,908,044.80 and 377,440,339.20

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Solution

The fourth proportional to 836,605,363.20, 1,254,908,044.80 and 377,440,339.20 is: 566,160,508.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,605,363.20 : 1,254,908,044.80 = 377,440,339.20 : x
  2. Step 2: Convert to fraction form
    836,605,363.20/1,254,908,044.80 = 377,440,339.20/x
  3. Step 3: Cross multiply
    836,605,363.20x = 1,254,908,044.80 × 377,440,339.20
  4. Step 4: Simplify right side
    836,605,363.20x = 473,652,918,094,120,768
  5. Step 5: Solve for x
    x = 473,652,918,094,120,768/836,605,363.20
  6. Step 6: Final answer
    x = 566,160,508.80

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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.