Home / 115,355,537,051.40-172,895,556,069.90-48,202,652,291.40

Finding the Fourth Proportional to 115,355,537,051.40, 172,895,556,069.90 and 48,202,652,291.40

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Solution

The fourth proportional to 115,355,537,051.40, 172,895,556,069.90 and 48,202,652,291.40 is: 72,246,418,204.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,355,537,051.40 : 172,895,556,069.90 = 48,202,652,291.40 : x
  2. Step 2: Convert to fraction form
    115,355,537,051.40/172,895,556,069.90 = 48,202,652,291.40/x
  3. Step 3: Cross multiply
    115,355,537,051.40x = 172,895,556,069.90 × 48,202,652,291.40
  4. Step 4: Simplify right side
    115,355,537,051.40x = 8,334,024,371,965,642,407,936
  5. Step 5: Solve for x
    x = 8,334,024,371,965,642,407,936/115,355,537,051.40
  6. Step 6: Final answer
    x = 72,246,418,204.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.