Home / 739,716,521.11-1,109,626,547.99-297,059,128.97

Finding the Fourth Proportional to 739,716,521.11, 1,109,626,547.99 and 297,059,128.97

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Solution

The fourth proportional to 739,716,521.11, 1,109,626,547.99 and 297,059,128.97 is: 445,609,482.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,716,521.11 : 1,109,626,547.99 = 297,059,128.97 : x
  2. Step 2: Convert to fraction form
    739,716,521.11/1,109,626,547.99 = 297,059,128.97/x
  3. Step 3: Cross multiply
    739,716,521.11x = 1,109,626,547.99 × 297,059,128.97
  4. Step 4: Simplify right side
    739,716,521.11x = 329,624,695,820,863,808
  5. Step 5: Solve for x
    x = 329,624,695,820,863,808/739,716,521.11
  6. Step 6: Final answer
    x = 445,609,482.03

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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.