Home / 761,296,148.19-1,050,588,684.41-431,271,287.19

Finding the Fourth Proportional to 761,296,148.19, 1,050,588,684.41 and 431,271,287.19

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Solution

The fourth proportional to 761,296,148.19, 1,050,588,684.41 and 431,271,287.19 is: 595,154,376.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,296,148.19 : 1,050,588,684.41 = 431,271,287.19 : x
  2. Step 2: Convert to fraction form
    761,296,148.19/1,050,588,684.41 = 431,271,287.19/x
  3. Step 3: Cross multiply
    761,296,148.19x = 1,050,588,684.41 × 431,271,287.19
  4. Step 4: Simplify right side
    761,296,148.19x = 453,088,734,230,593,024
  5. Step 5: Solve for x
    x = 453,088,734,230,593,024/761,296,148.19
  6. Step 6: Final answer
    x = 595,154,376.27

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Double scale
Find fourth proportional to 761,296,149.19, 1,050,588,685.79 and 431,271,288.19
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1.5x scale

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.