Home / 1,217,312,535,033.80-1,679,924,103,743.30-716,206,903,384.20

Finding the Fourth Proportional to 1,217,312,535,033.80, 1,679,924,103,743.30 and 716,206,903,384.20

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Solution

The fourth proportional to 1,217,312,535,033.80, 1,679,924,103,743.30 and 716,206,903,384.20 is: 988,384,827,754.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,312,535,033.80 : 1,679,924,103,743.30 = 716,206,903,384.20 : x
  2. Step 2: Convert to fraction form
    1,217,312,535,033.80/1,679,924,103,743.30 = 716,206,903,384.20/x
  3. Step 3: Cross multiply
    1,217,312,535,033.80x = 1,679,924,103,743.30 × 716,206,903,384.20
  4. Step 4: Simplify right side
    1,217,312,535,033.80x = 1,203,173,240,262,466,348,253,184
  5. Step 5: Solve for x
    x = 1,203,173,240,262,466,348,253,184/1,217,312,535,033.80
  6. Step 6: Final answer
    x = 988,384,827,754.25

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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.