Home / 161,673,831.48-223,039,492.68-98,952,721.68

Finding the Fourth Proportional to 161,673,831.48, 223,039,492.68 and 98,952,721.68

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Solution

The fourth proportional to 161,673,831.48, 223,039,492.68 and 98,952,721.68 is: 136,511,670.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,673,831.48 : 223,039,492.68 = 98,952,721.68 : x
  2. Step 2: Convert to fraction form
    161,673,831.48/223,039,492.68 = 98,952,721.68/x
  3. Step 3: Cross multiply
    161,673,831.48x = 223,039,492.68 × 98,952,721.68
  4. Step 4: Simplify right side
    161,673,831.48x = 22,070,364,842,812,440
  5. Step 5: Solve for x
    x = 22,070,364,842,812,440/161,673,831.48
  6. Step 6: Final answer
    x = 136,511,670.69

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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.