Home / 2,477,812,442.40-3,717,278,612.28-819,715,811.76

Finding the Fourth Proportional to 2,477,812,442.40, 3,717,278,612.28 and 819,715,811.76

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Solution

The fourth proportional to 2,477,812,442.40, 3,717,278,612.28 and 819,715,811.76 is: 1,229,758,961.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,477,812,442.40 : 3,717,278,612.28 = 819,715,811.76 : x
  2. Step 2: Convert to fraction form
    2,477,812,442.40/3,717,278,612.28 = 819,715,811.76/x
  3. Step 3: Cross multiply
    2,477,812,442.40x = 3,717,278,612.28 × 819,715,811.76
  4. Step 4: Simplify right side
    2,477,812,442.40x = 3,047,112,055,203,186,688
  5. Step 5: Solve for x
    x = 3,047,112,055,203,186,688/2,477,812,442.40
  6. Step 6: Final answer
    x = 1,229,758,961.20

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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.