Home / 860,832,003.70-1,291,248,005.55-794,319,210.10

Finding the Fourth Proportional to 860,832,003.70, 1,291,248,005.55 and 794,319,210.10

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Solution

The fourth proportional to 860,832,003.70, 1,291,248,005.55 and 794,319,210.10 is: 1,191,478,815.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    860,832,003.70 : 1,291,248,005.55 = 794,319,210.10 : x
  2. Step 2: Convert to fraction form
    860,832,003.70/1,291,248,005.55 = 794,319,210.10/x
  3. Step 3: Cross multiply
    860,832,003.70x = 1,291,248,005.55 × 794,319,210.10
  4. Step 4: Simplify right side
    860,832,003.70x = 1,025,663,095,811,676,416
  5. Step 5: Solve for x
    x = 1,025,663,095,811,676,416/860,832,003.70
  6. Step 6: Final answer
    x = 1,191,478,815.15

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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.