Home / 785,376,256.80-1,178,064,385.20-567,698,023.20

Finding the Fourth Proportional to 785,376,256.80, 1,178,064,385.20 and 567,698,023.20

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Solution

The fourth proportional to 785,376,256.80, 1,178,064,385.20 and 567,698,023.20 is: 851,547,034.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,376,256.80 : 1,178,064,385.20 = 567,698,023.20 : x
  2. Step 2: Convert to fraction form
    785,376,256.80/1,178,064,385.20 = 567,698,023.20/x
  3. Step 3: Cross multiply
    785,376,256.80x = 1,178,064,385.20 × 567,698,023.20
  4. Step 4: Simplify right side
    785,376,256.80x = 668,784,822,680,363,392
  5. Step 5: Solve for x
    x = 668,784,822,680,363,392/785,376,256.80
  6. Step 6: Final answer
    x = 851,547,034.80

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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.