Home / 13,346,799,547.20-20,020,199,320.80-10,256,977,953.60

Finding the Fourth Proportional to 13,346,799,547.20, 20,020,199,320.80 and 10,256,977,953.60

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Solution

The fourth proportional to 13,346,799,547.20, 20,020,199,320.80 and 10,256,977,953.60 is: 15,385,466,930.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,346,799,547.20 : 20,020,199,320.80 = 10,256,977,953.60 : x
  2. Step 2: Convert to fraction form
    13,346,799,547.20/20,020,199,320.80 = 10,256,977,953.60/x
  3. Step 3: Cross multiply
    13,346,799,547.20x = 20,020,199,320.80 × 10,256,977,953.60
  4. Step 4: Simplify right side
    13,346,799,547.20x = 205,346,743,060,123,287,552
  5. Step 5: Solve for x
    x = 205,346,743,060,123,287,552/13,346,799,547.20
  6. Step 6: Final answer
    x = 15,385,466,930.40

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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.