Home / 1,794,154,970.67-2,475,934,307.51-990,382,918.11

Finding the Fourth Proportional to 1,794,154,970.67, 2,475,934,307.51 and 990,382,918.11

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Solution

The fourth proportional to 1,794,154,970.67, 2,475,934,307.51 and 990,382,918.11 is: 1,366,728,674.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,794,154,970.67 : 2,475,934,307.51 = 990,382,918.11 : x
  2. Step 2: Convert to fraction form
    1,794,154,970.67/2,475,934,307.51 = 990,382,918.11/x
  3. Step 3: Cross multiply
    1,794,154,970.67x = 2,475,934,307.51 × 990,382,918.11
  4. Step 4: Simplify right side
    1,794,154,970.67x = 2,452,123,044,520,416,256
  5. Step 5: Solve for x
    x = 2,452,123,044,520,416,256/1,794,154,970.67
  6. Step 6: Final answer
    x = 1,366,728,674.28

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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.