Home / 935,652,691.13-1,290,795,401.33-564,168,346.25

Finding the Fourth Proportional to 935,652,691.13, 1,290,795,401.33 and 564,168,346.25

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Solution

The fourth proportional to 935,652,691.13, 1,290,795,401.33 and 564,168,346.25 is: 778,307,927.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,652,691.13 : 1,290,795,401.33 = 564,168,346.25 : x
  2. Step 2: Convert to fraction form
    935,652,691.13/1,290,795,401.33 = 564,168,346.25/x
  3. Step 3: Cross multiply
    935,652,691.13x = 1,290,795,401.33 × 564,168,346.25
  4. Step 4: Simplify right side
    935,652,691.13x = 728,225,906,908,320,128
  5. Step 5: Solve for x
    x = 728,225,906,908,320,128/935,652,691.13
  6. Step 6: Final answer
    x = 778,307,927.52

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1.5x scale

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.