Home / 163,249,554.06-225,300,297.24-121,924,701.90

Finding the Fourth Proportional to 163,249,554.06, 225,300,297.24 and 121,924,701.90

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Solution

The fourth proportional to 163,249,554.06, 225,300,297.24 and 121,924,701.90 is: 168,267,973.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,249,554.06 : 225,300,297.24 = 121,924,701.90 : x
  2. Step 2: Convert to fraction form
    163,249,554.06/225,300,297.24 = 121,924,701.90/x
  3. Step 3: Cross multiply
    163,249,554.06x = 225,300,297.24 × 121,924,701.90
  4. Step 4: Simplify right side
    163,249,554.06x = 27,469,671,578,968,396
  5. Step 5: Solve for x
    x = 27,469,671,578,968,396/163,249,554.06
  6. Step 6: Final answer
    x = 168,267,973.15

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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.