Home / 402,035,126.21-602,881,299.59-152,997,887.79

Finding the Fourth Proportional to 402,035,126.21, 602,881,299.59 and 152,997,887.79

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Solution

The fourth proportional to 402,035,126.21, 602,881,299.59 and 152,997,887.79 is: 229,431,607.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,035,126.21 : 602,881,299.59 = 152,997,887.79 : x
  2. Step 2: Convert to fraction form
    402,035,126.21/602,881,299.59 = 152,997,887.79/x
  3. Step 3: Cross multiply
    402,035,126.21x = 602,881,299.59 × 152,997,887.79
  4. Step 4: Simplify right side
    402,035,126.21x = 92,239,565,424,595,200
  5. Step 5: Solve for x
    x = 92,239,565,424,595,200/402,035,126.21
  6. Step 6: Final answer
    x = 229,431,607.87

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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.