Home / 575,484,810.80-863,227,216.20-508,972,017.20

Finding the Fourth Proportional to 575,484,810.80, 863,227,216.20 and 508,972,017.20

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Solution

The fourth proportional to 575,484,810.80, 863,227,216.20 and 508,972,017.20 is: 763,458,025.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,484,810.80 : 863,227,216.20 = 508,972,017.20 : x
  2. Step 2: Convert to fraction form
    575,484,810.80/863,227,216.20 = 508,972,017.20/x
  3. Step 3: Cross multiply
    575,484,810.80x = 863,227,216.20 × 508,972,017.20
  4. Step 4: Simplify right side
    575,484,810.80x = 439,358,497,531,254,528
  5. Step 5: Solve for x
    x = 439,358,497,531,254,528/575,484,810.80
  6. Step 6: Final answer
    x = 763,458,025.80

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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.