Home / 700,896,964.80-1,050,519,810.94-286,114,743.84

Finding the Fourth Proportional to 700,896,964.80, 1,050,519,810.94 and 286,114,743.84

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Solution

The fourth proportional to 700,896,964.80, 1,050,519,810.94 and 286,114,743.84 is: 428,835,080.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,896,964.80 : 1,050,519,810.94 = 286,114,743.84 : x
  2. Step 2: Convert to fraction form
    700,896,964.80/1,050,519,810.94 = 286,114,743.84/x
  3. Step 3: Cross multiply
    700,896,964.80x = 1,050,519,810.94 × 286,114,743.84
  4. Step 4: Simplify right side
    700,896,964.80x = 300,569,206,605,943,296
  5. Step 5: Solve for x
    x = 300,569,206,605,943,296/700,896,964.80
  6. Step 6: Final answer
    x = 428,835,080.90

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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.