Home / 74,547,869.48-102,874,831.56-43,613,279.36

Finding the Fourth Proportional to 74,547,869.48, 102,874,831.56 and 43,613,279.36

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Solution

The fourth proportional to 74,547,869.48, 102,874,831.56 and 43,613,279.36 is: 60,185,606.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,547,869.48 : 102,874,831.56 = 43,613,279.36 : x
  2. Step 2: Convert to fraction form
    74,547,869.48/102,874,831.56 = 43,613,279.36/x
  3. Step 3: Cross multiply
    74,547,869.48x = 102,874,831.56 × 43,613,279.36
  4. Step 4: Simplify right side
    74,547,869.48x = 4,486,708,767,939,224.50
  5. Step 5: Solve for x
    x = 4,486,708,767,939,224.50/74,547,869.48
  6. Step 6: Final answer
    x = 60,185,606.90

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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.