Home / 127,602,582.75-279,909,301.50

Finding the Third Proportional to 127,602,582.75 and 279,909,301.50

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Solution

The third proportional to 127,602,582.75 and 279,909,301.50 is: 614,009,649.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,602,582.75 : 279,909,301.50 = 279,909,301.50 : x
  2. Step 2: Convert to fraction form
    127,602,582.75/279,909,301.50 = 279,909,301.50/x
  3. Step 3: Cross multiply
    127,602,582.75x = 279,909,301.50 × 279,909,301.50
  4. Step 4: Simplify right side
    127,602,582.75x = 78,349,217,066,217,904
  5. Step 5: Solve for x
    x = 78,349,217,066,217,904/127,602,582.75
  6. Step 6: Final answer
    x = 614,009,649.16

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.