Home / 398,834,659.86-550,483,663.71-233,875,373.46

Finding the Fourth Proportional to 398,834,659.86, 550,483,663.71 and 233,875,373.46

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Solution

The fourth proportional to 398,834,659.86, 550,483,663.71 and 233,875,373.46 is: 322,801,866.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,834,659.86 : 550,483,663.71 = 233,875,373.46 : x
  2. Step 2: Convert to fraction form
    398,834,659.86/550,483,663.71 = 233,875,373.46/x
  3. Step 3: Cross multiply
    398,834,659.86x = 550,483,663.71 × 233,875,373.46
  4. Step 4: Simplify right side
    398,834,659.86x = 128,744,572,433,805,312
  5. Step 5: Solve for x
    x = 128,744,572,433,805,312/398,834,659.86
  6. Step 6: Final answer
    x = 322,801,866.01

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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.