Home / 475,654,565,141.34-656,417,238,659.49-258,894,799,173.51

Finding the Fourth Proportional to 475,654,565,141.34, 656,417,238,659.49 and 258,894,799,173.51

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Solution

The fourth proportional to 475,654,565,141.34, 656,417,238,659.49 and 258,894,799,173.51 is: 357,282,409,612.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,654,565,141.34 : 656,417,238,659.49 = 258,894,799,173.51 : x
  2. Step 2: Convert to fraction form
    475,654,565,141.34/656,417,238,659.49 = 258,894,799,173.51/x
  3. Step 3: Cross multiply
    475,654,565,141.34x = 656,417,238,659.49 × 258,894,799,173.51
  4. Step 4: Simplify right side
    475,654,565,141.34x = 169,943,009,176,778,639,933,440
  5. Step 5: Solve for x
    x = 169,943,009,176,778,639,933,440/475,654,565,141.34
  6. Step 6: Final answer
    x = 357,282,409,612.28

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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.