Home / 25,626,226,547.80-38,425,326,936.28-20,348,242,863.40

Finding the Fourth Proportional to 25,626,226,547.80, 38,425,326,936.28 and 20,348,242,863.40

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Solution

The fourth proportional to 25,626,226,547.80, 38,425,326,936.28 and 20,348,242,863.40 is: 30,511,237,506.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,626,226,547.80 : 38,425,326,936.28 = 20,348,242,863.40 : x
  2. Step 2: Convert to fraction form
    25,626,226,547.80/38,425,326,936.28 = 20,348,242,863.40/x
  3. Step 3: Cross multiply
    25,626,226,547.80x = 38,425,326,936.28 × 20,348,242,863.40
  4. Step 4: Simplify right side
    25,626,226,547.80x = 781,887,884,604,971,286,528
  5. Step 5: Solve for x
    x = 781,887,884,604,971,286,528/25,626,226,547.80
  6. Step 6: Final answer
    x = 30,511,237,506.88

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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.