Home / 322,506,837.40-483,580,786-191,402,388.76

Finding the Fourth Proportional to 322,506,837.40, 483,580,786 and 191,402,388.76

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Solution

The fourth proportional to 322,506,837.40, 483,580,786 and 191,402,388.76 is: 286,997,070.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,506,837.40 : 483,580,786 = 191,402,388.76 : x
  2. Step 2: Convert to fraction form
    322,506,837.40/483,580,786 = 191,402,388.76/x
  3. Step 3: Cross multiply
    322,506,837.40x = 483,580,786 × 191,402,388.76
  4. Step 4: Simplify right side
    322,506,837.40x = 92,558,517,598,838,368
  5. Step 5: Solve for x
    x = 92,558,517,598,838,368/322,506,837.40
  6. Step 6: Final answer
    x = 286,997,070.65

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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.