Home / 7,818,836,700.30-11,728,255,050.45-4,145,516,508.30

Finding the Fourth Proportional to 7,818,836,700.30, 11,728,255,050.45 and 4,145,516,508.30

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Solution

The fourth proportional to 7,818,836,700.30, 11,728,255,050.45 and 4,145,516,508.30 is: 6,218,274,762.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,818,836,700.30 : 11,728,255,050.45 = 4,145,516,508.30 : x
  2. Step 2: Convert to fraction form
    7,818,836,700.30/11,728,255,050.45 = 4,145,516,508.30/x
  3. Step 3: Cross multiply
    7,818,836,700.30x = 11,728,255,050.45 × 4,145,516,508.30
  4. Step 4: Simplify right side
    7,818,836,700.30x = 48,619,674,925,193,330,688
  5. Step 5: Solve for x
    x = 48,619,674,925,193,330,688/7,818,836,700.30
  6. Step 6: Final answer
    x = 6,218,274,762.45

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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.