Home / 1,257,182,475,417.80-1,735,234,613,441.10-818,812,238,813.32

Finding the Fourth Proportional to 1,257,182,475,417.80, 1,735,234,613,441.10 and 818,812,238,813.32

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Solution

The fourth proportional to 1,257,182,475,417.80, 1,735,234,613,441.10 and 818,812,238,813.32 is: 1,130,171,129,871.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,182,475,417.80 : 1,735,234,613,441.10 = 818,812,238,813.32 : x
  2. Step 2: Convert to fraction form
    1,257,182,475,417.80/1,735,234,613,441.10 = 818,812,238,813.32/x
  3. Step 3: Cross multiply
    1,257,182,475,417.80x = 1,735,234,613,441.10 × 818,812,238,813.32
  4. Step 4: Simplify right side
    1,257,182,475,417.80x = 1,420,831,338,698,072,926,453,760
  5. Step 5: Solve for x
    x = 1,420,831,338,698,072,926,453,760/1,257,182,475,417.80
  6. Step 6: Final answer
    x = 1,130,171,129,871.89

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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.