Home / 834,261,884.12-1,152,236,904.20-549,426,689.73

Finding the Fourth Proportional to 834,261,884.12, 1,152,236,904.20 and 549,426,689.73

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Solution

The fourth proportional to 834,261,884.12, 1,152,236,904.20 and 549,426,689.73 is: 758,838,106.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,261,884.12 : 1,152,236,904.20 = 549,426,689.73 : x
  2. Step 2: Convert to fraction form
    834,261,884.12/1,152,236,904.20 = 549,426,689.73/x
  3. Step 3: Cross multiply
    834,261,884.12x = 1,152,236,904.20 × 549,426,689.73
  4. Step 4: Simplify right side
    834,261,884.12x = 633,069,708,056,601,984
  5. Step 5: Solve for x
    x = 633,069,708,056,601,984/834,261,884.12
  6. Step 6: Final answer
    x = 758,838,106.01

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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.