Home / 860,832,004.70-1,291,248,007.05-794,319,211.10

Finding the Fourth Proportional to 860,832,004.70, 1,291,248,007.05 and 794,319,211.10

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Solution

The fourth proportional to 860,832,004.70, 1,291,248,007.05 and 794,319,211.10 is: 1,191,478,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,832,004.70 : 1,291,248,007.05 = 794,319,211.10 : x
  2. Step 2: Convert to fraction form
    860,832,004.70/1,291,248,007.05 = 794,319,211.10/x
  3. Step 3: Cross multiply
    860,832,004.70x = 1,291,248,007.05 × 794,319,211.10
  4. Step 4: Simplify right side
    860,832,004.70x = 1,025,663,098,294,403,200
  5. Step 5: Solve for x
    x = 1,025,663,098,294,403,200/860,832,004.70
  6. Step 6: Final answer
    x = 1,191,478,816.65

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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.