Home / 69,108,158,280-103,662,237,420.02-19,421,480,565.76

Finding the Fourth Proportional to 69,108,158,280, 103,662,237,420.02 and 19,421,480,565.76

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Solution

The fourth proportional to 69,108,158,280, 103,662,237,420.02 and 19,421,480,565.76 is: 29,132,220,848.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,108,158,280 : 103,662,237,420.02 = 19,421,480,565.76 : x
  2. Step 2: Convert to fraction form
    69,108,158,280/103,662,237,420.02 = 19,421,480,565.76/x
  3. Step 3: Cross multiply
    69,108,158,280x = 103,662,237,420.02 × 19,421,480,565.76
  4. Step 4: Simplify right side
    69,108,158,280x = 2,013,274,129,456,117,317,632
  5. Step 5: Solve for x
    x = 2,013,274,129,456,117,317,632/69,108,158,280
  6. Step 6: Final answer
    x = 29,132,220,848.65

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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.