Home / 102,152,102,957.47-140,974,184,776.11-58,748,421,708.46

Finding the Fourth Proportional to 102,152,102,957.47, 140,974,184,776.11 and 58,748,421,708.46

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Solution

The fourth proportional to 102,152,102,957.47, 140,974,184,776.11 and 58,748,421,708.46 is: 81,075,284,966.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,152,102,957.47 : 140,974,184,776.11 = 58,748,421,708.46 : x
  2. Step 2: Convert to fraction form
    102,152,102,957.47/140,974,184,776.11 = 58,748,421,708.46/x
  3. Step 3: Cross multiply
    102,152,102,957.47x = 140,974,184,776.11 × 58,748,421,708.46
  4. Step 4: Simplify right side
    102,152,102,957.47x = 8,282,010,857,233,270,702,080
  5. Step 5: Solve for x
    x = 8,282,010,857,233,270,702,080/102,152,102,957.47
  6. Step 6: Final answer
    x = 81,075,284,966.79

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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.