Home / 1,908,428,472,324-2,862,623,843,712-874,338,157,807.20

Finding the Fourth Proportional to 1,908,428,472,324, 2,862,623,843,712 and 874,338,157,807.20

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Solution

The fourth proportional to 1,908,428,472,324, 2,862,623,843,712 and 874,338,157,807.20 is: 1,311,498,593,897.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,908,428,472,324 : 2,862,623,843,712 = 874,338,157,807.20 : x
  2. Step 2: Convert to fraction form
    1,908,428,472,324/2,862,623,843,712 = 874,338,157,807.20/x
  3. Step 3: Cross multiply
    1,908,428,472,324x = 2,862,623,843,712 × 874,338,157,807.20
  4. Step 4: Simplify right side
    1,908,428,472,324x = 2,502,901,258,006,115,987,226,624
  5. Step 5: Solve for x
    x = 2,502,901,258,006,115,987,226,624/1,908,428,472,324
  6. Step 6: Final answer
    x = 1,311,498,593,897.10

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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.