Home / 565,661,227,708.30-781,633,597,881.64-402,798,125,222.96

Finding the Fourth Proportional to 565,661,227,708.30, 781,633,597,881.64 and 402,798,125,222.96

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Solution

The fourth proportional to 565,661,227,708.30, 781,633,597,881.64 and 402,798,125,222.96 is: 556,588,524,042.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,661,227,708.30 : 781,633,597,881.64 = 402,798,125,222.96 : x
  2. Step 2: Convert to fraction form
    565,661,227,708.30/781,633,597,881.64 = 402,798,125,222.96/x
  3. Step 3: Cross multiply
    565,661,227,708.30x = 781,633,597,881.64 × 402,798,125,222.96
  4. Step 4: Simplify right side
    565,661,227,708.30x = 314,840,547,838,001,596,596,224
  5. Step 5: Solve for x
    x = 314,840,547,838,001,596,596,224/565,661,227,708.30
  6. Step 6: Final answer
    x = 556,588,524,042.09

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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.