Home / 977,886,987.30-1,466,830,480.95-322,939,098.90

Finding the Fourth Proportional to 977,886,987.30, 1,466,830,480.95 and 322,939,098.90

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Solution

The fourth proportional to 977,886,987.30, 1,466,830,480.95 and 322,939,098.90 is: 484,408,648.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    977,886,987.30 : 1,466,830,480.95 = 322,939,098.90 : x
  2. Step 2: Convert to fraction form
    977,886,987.30/1,466,830,480.95 = 322,939,098.90/x
  3. Step 3: Cross multiply
    977,886,987.30x = 1,466,830,480.95 × 322,939,098.90
  4. Step 4: Simplify right side
    977,886,987.30x = 473,696,913,757,046,592
  5. Step 5: Solve for x
    x = 473,696,913,757,046,592/977,886,987.30
  6. Step 6: Final answer
    x = 484,408,648.35

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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.