Home / 1,758,238,976.70-2,637,358,465.05-723,842,214.30

Finding the Fourth Proportional to 1,758,238,976.70, 2,637,358,465.05 and 723,842,214.30

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Solution

The fourth proportional to 1,758,238,976.70, 2,637,358,465.05 and 723,842,214.30 is: 1,085,763,321.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,238,976.70 : 2,637,358,465.05 = 723,842,214.30 : x
  2. Step 2: Convert to fraction form
    1,758,238,976.70/2,637,358,465.05 = 723,842,214.30/x
  3. Step 3: Cross multiply
    1,758,238,976.70x = 2,637,358,465.05 × 723,842,214.30
  4. Step 4: Simplify right side
    1,758,238,976.70x = 1,909,031,391,244,641,280
  5. Step 5: Solve for x
    x = 1,909,031,391,244,641,280/1,758,238,976.70
  6. Step 6: Final answer
    x = 1,085,763,321.45

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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.