Home / 1,119,588,319.80-1,679,382,479.70-497,802,349.80

Finding the Fourth Proportional to 1,119,588,319.80, 1,679,382,479.70 and 497,802,349.80

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Solution

The fourth proportional to 1,119,588,319.80, 1,679,382,479.70 and 497,802,349.80 is: 746,703,524.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,588,319.80 : 1,679,382,479.70 = 497,802,349.80 : x
  2. Step 2: Convert to fraction form
    1,119,588,319.80/1,679,382,479.70 = 497,802,349.80/x
  3. Step 3: Cross multiply
    1,119,588,319.80x = 1,679,382,479.70 × 497,802,349.80
  4. Step 4: Simplify right side
    1,119,588,319.80x = 836,000,544,607,610,880
  5. Step 5: Solve for x
    x = 836,000,544,607,610,880/1,119,588,319.80
  6. Step 6: Final answer
    x = 746,703,524.70

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1.5x scale

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.