Home / 2,020,676,801.73-3,031,123,856.40-640,598,926.47

Finding the Fourth Proportional to 2,020,676,801.73, 3,031,123,856.40 and 640,598,926.47

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Solution

The fourth proportional to 2,020,676,801.73, 3,031,123,856.40 and 640,598,926.47 is: 960,932,835.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,676,801.73 : 3,031,123,856.40 = 640,598,926.47 : x
  2. Step 2: Convert to fraction form
    2,020,676,801.73/3,031,123,856.40 = 640,598,926.47/x
  3. Step 3: Cross multiply
    2,020,676,801.73x = 3,031,123,856.40 × 640,598,926.47
  4. Step 4: Simplify right side
    2,020,676,801.73x = 1,941,734,688,407,446,528
  5. Step 5: Solve for x
    x = 1,941,734,688,407,446,528/2,020,676,801.73
  6. Step 6: Final answer
    x = 960,932,835.35

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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.