Home / 695,472,001.10-1,043,208,001.65-450,583,988.30

Finding the Fourth Proportional to 695,472,001.10, 1,043,208,001.65 and 450,583,988.30

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Solution

The fourth proportional to 695,472,001.10, 1,043,208,001.65 and 450,583,988.30 is: 675,875,982.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,472,001.10 : 1,043,208,001.65 = 450,583,988.30 : x
  2. Step 2: Convert to fraction form
    695,472,001.10/1,043,208,001.65 = 450,583,988.30/x
  3. Step 3: Cross multiply
    695,472,001.10x = 1,043,208,001.65 × 450,583,988.30
  4. Step 4: Simplify right side
    695,472,001.10x = 470,052,822,009,929,984
  5. Step 5: Solve for x
    x = 470,052,822,009,929,984/695,472,001.10
  6. Step 6: Final answer
    x = 675,875,982.45

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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.