Home / 1,417,704,306.87-1,956,463,261.73-782,623,294.55

Finding the Fourth Proportional to 1,417,704,306.87, 1,956,463,261.73 and 782,623,294.55

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Solution

The fourth proportional to 1,417,704,306.87, 1,956,463,261.73 and 782,623,294.55 is: 1,080,037,435.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,704,306.87 : 1,956,463,261.73 = 782,623,294.55 : x
  2. Step 2: Convert to fraction form
    1,417,704,306.87/1,956,463,261.73 = 782,623,294.55/x
  3. Step 3: Cross multiply
    1,417,704,306.87x = 1,956,463,261.73 × 782,623,294.55
  4. Step 4: Simplify right side
    1,417,704,306.87x = 1,531,173,723,547,475,968
  5. Step 5: Solve for x
    x = 1,531,173,723,547,475,968/1,417,704,306.87
  6. Step 6: Final answer
    x = 1,080,037,435.26

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Double scale
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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.