Home / 635,535,216,927.80-877,013,337,784.45-375,196,785,802.50

Finding the Fourth Proportional to 635,535,216,927.80, 877,013,337,784.45 and 375,196,785,802.50

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Solution

The fourth proportional to 635,535,216,927.80, 877,013,337,784.45 and 375,196,785,802.50 is: 517,756,650,895.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,535,216,927.80 : 877,013,337,784.45 = 375,196,785,802.50 : x
  2. Step 2: Convert to fraction form
    635,535,216,927.80/877,013,337,784.45 = 375,196,785,802.50/x
  3. Step 3: Cross multiply
    635,535,216,927.80x = 877,013,337,784.45 × 375,196,785,802.50
  4. Step 4: Simplify right side
    635,535,216,927.80x = 329,052,585,442,647,826,497,536
  5. Step 5: Solve for x
    x = 329,052,585,442,647,826,497,536/635,535,216,927.80
  6. Step 6: Final answer
    x = 517,756,650,895.45

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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.