Home / 1,217,282,389.56-1,827,104,316.84-587,457,681.60

Finding the Fourth Proportional to 1,217,282,389.56, 1,827,104,316.84 and 587,457,681.60

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Solution

The fourth proportional to 1,217,282,389.56, 1,827,104,316.84 and 587,457,681.60 is: 881,756,341.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,282,389.56 : 1,827,104,316.84 = 587,457,681.60 : x
  2. Step 2: Convert to fraction form
    1,217,282,389.56/1,827,104,316.84 = 587,457,681.60/x
  3. Step 3: Cross multiply
    1,217,282,389.56x = 1,827,104,316.84 × 587,457,681.60
  4. Step 4: Simplify right side
    1,217,282,389.56x = 1,073,346,466,012,178,176
  5. Step 5: Solve for x
    x = 1,073,346,466,012,178,176/1,217,282,389.56
  6. Step 6: Final answer
    x = 881,756,341.19

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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.