Home / 23,124,370,533.04-31,911,631,332.42-13,099,865,380.12

Finding the Fourth Proportional to 23,124,370,533.04, 31,911,631,332.42 and 13,099,865,380.12

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Solution

The fourth proportional to 23,124,370,533.04, 31,911,631,332.42 and 13,099,865,380.12 is: 18,077,814,222.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,124,370,533.04 : 31,911,631,332.42 = 13,099,865,380.12 : x
  2. Step 2: Convert to fraction form
    23,124,370,533.04/31,911,631,332.42 = 13,099,865,380.12/x
  3. Step 3: Cross multiply
    23,124,370,533.04x = 31,911,631,332.42 × 13,099,865,380.12
  4. Step 4: Simplify right side
    23,124,370,533.04x = 418,038,074,514,721,406,976
  5. Step 5: Solve for x
    x = 418,038,074,514,721,406,976/23,124,370,533.04
  6. Step 6: Final answer
    x = 18,077,814,222.77

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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.