Home / 70,066,073.17-96,689,307.64-38,703,447.16

Finding the Fourth Proportional to 70,066,073.17, 96,689,307.64 and 38,703,447.16

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Solution

The fourth proportional to 70,066,073.17, 96,689,307.64 and 38,703,447.16 is: 53,409,722.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,066,073.17 : 96,689,307.64 = 38,703,447.16 : x
  2. Step 2: Convert to fraction form
    70,066,073.17/96,689,307.64 = 38,703,447.16/x
  3. Step 3: Cross multiply
    70,066,073.17x = 96,689,307.64 × 38,703,447.16
  4. Step 4: Simplify right side
    70,066,073.17x = 3,742,209,509,181,724
  5. Step 5: Solve for x
    x = 3,742,209,509,181,724/70,066,073.17
  6. Step 6: Final answer
    x = 53,409,722.28

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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.