Home / 18,531,344,420.64-25,573,271,779.08-10,073,168,197.92

Finding the Fourth Proportional to 18,531,344,420.64, 25,573,271,779.08 and 10,073,168,197.92

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Solution

The fourth proportional to 18,531,344,420.64, 25,573,271,779.08 and 10,073,168,197.92 is: 13,900,981,070.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,531,344,420.64 : 25,573,271,779.08 = 10,073,168,197.92 : x
  2. Step 2: Convert to fraction form
    18,531,344,420.64/25,573,271,779.08 = 10,073,168,197.92/x
  3. Step 3: Cross multiply
    18,531,344,420.64x = 25,573,271,779.08 × 10,073,168,197.92
  4. Step 4: Simplify right side
    18,531,344,420.64x = 257,603,868,001,793,703,936
  5. Step 5: Solve for x
    x = 257,603,868,001,793,703,936/18,531,344,420.64
  6. Step 6: Final answer
    x = 13,900,981,070.48

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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.