Home / 454,051,056.32-626,590,437.06-245,207,180.50

Finding the Fourth Proportional to 454,051,056.32, 626,590,437.06 and 245,207,180.50

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Solution

The fourth proportional to 454,051,056.32, 626,590,437.06 and 245,207,180.50 is: 338,385,897.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,051,056.32 : 626,590,437.06 = 245,207,180.50 : x
  2. Step 2: Convert to fraction form
    454,051,056.32/626,590,437.06 = 245,207,180.50/x
  3. Step 3: Cross multiply
    454,051,056.32x = 626,590,437.06 × 245,207,180.50
  4. Step 4: Simplify right side
    454,051,056.32x = 153,644,474,399,745,280
  5. Step 5: Solve for x
    x = 153,644,474,399,745,280/454,051,056.32
  6. Step 6: Final answer
    x = 338,385,897.93

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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.