Home / 718,207,964.18-1,077,357,461.01-303,607,515.77

Finding the Fourth Proportional to 718,207,964.18, 1,077,357,461.01 and 303,607,515.77

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Solution

The fourth proportional to 718,207,964.18, 1,077,357,461.01 and 303,607,515.77 is: 455,430,514.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    718,207,964.18 : 1,077,357,461.01 = 303,607,515.77 : x
  2. Step 2: Convert to fraction form
    718,207,964.18/1,077,357,461.01 = 303,607,515.77/x
  3. Step 3: Cross multiply
    718,207,964.18x = 1,077,357,461.01 × 303,607,515.77
  4. Step 4: Simplify right side
    718,207,964.18x = 327,093,822,328,133,952
  5. Step 5: Solve for x
    x = 327,093,822,328,133,952/718,207,964.18
  6. Step 6: Final answer
    x = 455,430,514.06

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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.