Home / 452,673,490.16-678,526,820.75-258,166,084.16

Finding the Fourth Proportional to 452,673,490.16, 678,526,820.75 and 258,166,084.16

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Solution

The fourth proportional to 452,673,490.16, 678,526,820.75 and 258,166,084.16 is: 386,973,428.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,673,490.16 : 678,526,820.75 = 258,166,084.16 : x
  2. Step 2: Convert to fraction form
    452,673,490.16/678,526,820.75 = 258,166,084.16/x
  3. Step 3: Cross multiply
    452,673,490.16x = 678,526,820.75 × 258,166,084.16
  4. Step 4: Simplify right side
    452,673,490.16x = 175,172,612,312,903,488
  5. Step 5: Solve for x
    x = 175,172,612,312,903,488/452,673,490.16
  6. Step 6: Final answer
    x = 386,973,428.13

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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.