Home / 20,478,260,283.36-30,717,390,498.81-5,756,281,701.36

Finding the Fourth Proportional to 20,478,260,283.36, 30,717,390,498.81 and 5,756,281,701.36

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Solution

The fourth proportional to 20,478,260,283.36, 30,717,390,498.81 and 5,756,281,701.36 is: 8,634,422,572.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,478,260,283.36 : 30,717,390,498.81 = 5,756,281,701.36 : x
  2. Step 2: Convert to fraction form
    20,478,260,283.36/30,717,390,498.81 = 5,756,281,701.36/x
  3. Step 3: Cross multiply
    20,478,260,283.36x = 30,717,390,498.81 × 5,756,281,701.36
  4. Step 4: Simplify right side
    20,478,260,283.36x = 176,817,952,841,829,515,264
  5. Step 5: Solve for x
    x = 176,817,952,841,829,515,264/20,478,260,283.36
  6. Step 6: Final answer
    x = 8,634,422,572.78

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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.