Home / 982,285,488.30-1,355,547,077.96-536,248,851.50

Finding the Fourth Proportional to 982,285,488.30, 1,355,547,077.96 and 536,248,851.50

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Solution

The fourth proportional to 982,285,488.30, 1,355,547,077.96 and 536,248,851.50 is: 740,019,650.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,285,488.30 : 1,355,547,077.96 = 536,248,851.50 : x
  2. Step 2: Convert to fraction form
    982,285,488.30/1,355,547,077.96 = 536,248,851.50/x
  3. Step 3: Cross multiply
    982,285,488.30x = 1,355,547,077.96 × 536,248,851.50
  4. Step 4: Simplify right side
    982,285,488.30x = 726,910,563,710,231,040
  5. Step 5: Solve for x
    x = 726,910,563,710,231,040/982,285,488.30
  6. Step 6: Final answer
    x = 740,019,650.47

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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.