Home / 71,047,606,188.15-98,050,506,952.15-40,137,170,314.81

Finding the Fourth Proportional to 71,047,606,188.15, 98,050,506,952.15 and 40,137,170,314.81

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Solution

The fourth proportional to 71,047,606,188.15, 98,050,506,952.15 and 40,137,170,314.81 is: 55,392,012,597.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,047,606,188.15 : 98,050,506,952.15 = 40,137,170,314.81 : x
  2. Step 2: Convert to fraction form
    71,047,606,188.15/98,050,506,952.15 = 40,137,170,314.81/x
  3. Step 3: Cross multiply
    71,047,606,188.15x = 98,050,506,952.15 × 40,137,170,314.81
  4. Step 4: Simplify right side
    71,047,606,188.15x = 3,935,469,896,991,871,336,448
  5. Step 5: Solve for x
    x = 3,935,469,896,991,871,336,448/71,047,606,188.15
  6. Step 6: Final answer
    x = 55,392,012,597.44

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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.