Home / 822,652,152.40-1,135,262,126.28-446,308,721.20

Finding the Fourth Proportional to 822,652,152.40, 1,135,262,126.28 and 446,308,721.20

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Solution

The fourth proportional to 822,652,152.40, 1,135,262,126.28 and 446,308,721.20 is: 615,907,204.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,652,152.40 : 1,135,262,126.28 = 446,308,721.20 : x
  2. Step 2: Convert to fraction form
    822,652,152.40/1,135,262,126.28 = 446,308,721.20/x
  3. Step 3: Cross multiply
    822,652,152.40x = 1,135,262,126.28 × 446,308,721.20
  4. Step 4: Simplify right side
    822,652,152.40x = 506,677,387,806,819,712
  5. Step 5: Solve for x
    x = 506,677,387,806,819,712/822,652,152.40
  6. Step 6: Final answer
    x = 615,907,204.92

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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.