Home / 278,834,095,713.36-418,442,194,814.27-97,316,928,288.69

Finding the Fourth Proportional to 278,834,095,713.36, 418,442,194,814.27 and 97,316,928,288.69

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Solution

The fourth proportional to 278,834,095,713.36, 418,442,194,814.27 and 97,316,928,288.69 is: 146,042,071,940.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,834,095,713.36 : 418,442,194,814.27 = 97,316,928,288.69 : x
  2. Step 2: Convert to fraction form
    278,834,095,713.36/418,442,194,814.27 = 97,316,928,288.69/x
  3. Step 3: Cross multiply
    278,834,095,713.36x = 418,442,194,814.27 × 97,316,928,288.69
  4. Step 4: Simplify right side
    278,834,095,713.36x = 40,721,509,065,701,107,695,616
  5. Step 5: Solve for x
    x = 40,721,509,065,701,107,695,616/278,834,095,713.36
  6. Step 6: Final answer
    x = 146,042,071,940.74

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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.