Home / 152,852,452,882.09-210,937,022,103.14-84,262,359,176.77

Finding the Fourth Proportional to 152,852,452,882.09, 210,937,022,103.14 and 84,262,359,176.77

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Solution

The fourth proportional to 152,852,452,882.09, 210,937,022,103.14 and 84,262,359,176.77 is: 116,282,406,889.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,852,452,882.09 : 210,937,022,103.14 = 84,262,359,176.77 : x
  2. Step 2: Convert to fraction form
    152,852,452,882.09/210,937,022,103.14 = 84,262,359,176.77/x
  3. Step 3: Cross multiply
    152,852,452,882.09x = 210,937,022,103.14 × 84,262,359,176.77
  4. Step 4: Simplify right side
    152,852,452,882.09x = 17,774,051,120,133,057,806,336
  5. Step 5: Solve for x
    x = 17,774,051,120,133,057,806,336/152,852,452,882.09
  6. Step 6: Final answer
    x = 116,282,406,889.76

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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.