Home / 65,776,103,510.49-90,768,674,266.40-37,229,145,847.47

Finding the Fourth Proportional to 65,776,103,510.49, 90,768,674,266.40 and 37,229,145,847.47

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Solution

The fourth proportional to 65,776,103,510.49, 90,768,674,266.40 and 37,229,145,847.47 is: 51,374,891,978.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,776,103,510.49 : 90,768,674,266.40 = 37,229,145,847.47 : x
  2. Step 2: Convert to fraction form
    65,776,103,510.49/90,768,674,266.40 = 37,229,145,847.47/x
  3. Step 3: Cross multiply
    65,776,103,510.49x = 90,768,674,266.40 × 37,229,145,847.47
  4. Step 4: Simplify right side
    65,776,103,510.49x = 3,379,240,212,645,376,688,128
  5. Step 5: Solve for x
    x = 3,379,240,212,645,376,688,128/65,776,103,510.49
  6. Step 6: Final answer
    x = 51,374,891,978.92

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1.5x scale

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.