Home / 153,233,031.03-211,466,048.61-83,622,895.71

Finding the Fourth Proportional to 153,233,031.03, 211,466,048.61 and 83,622,895.71

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Solution

The fourth proportional to 153,233,031.03, 211,466,048.61 and 83,622,895.71 is: 115,402,033.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,233,031.03 : 211,466,048.61 = 83,622,895.71 : x
  2. Step 2: Convert to fraction form
    153,233,031.03/211,466,048.61 = 83,622,895.71/x
  3. Step 3: Cross multiply
    153,233,031.03x = 211,466,048.61 × 83,622,895.71
  4. Step 4: Simplify right side
    153,233,031.03x = 17,683,403,329,119,820
  5. Step 5: Solve for x
    x = 17,683,403,329,119,820/153,233,031.03
  6. Step 6: Final answer
    x = 115,402,033.17

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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.