Home / 163,520,475.88-225,619,460.16-92,950,547.52

Finding the Fourth Proportional to 163,520,475.88, 225,619,460.16 and 92,950,547.52

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Solution

The fourth proportional to 163,520,475.88, 225,619,460.16 and 92,950,547.52 is: 128,249,702.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,520,475.88 : 225,619,460.16 = 92,950,547.52 : x
  2. Step 2: Convert to fraction form
    163,520,475.88/225,619,460.16 = 92,950,547.52/x
  3. Step 3: Cross multiply
    163,520,475.88x = 225,619,460.16 × 92,950,547.52
  4. Step 4: Simplify right side
    163,520,475.88x = 20,971,452,353,038,824
  5. Step 5: Solve for x
    x = 20,971,452,353,038,824/163,520,475.88
  6. Step 6: Final answer
    x = 128,249,702.31

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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.