Home / 12,549,456,036.20-18,842,323,907.10-9,465,681,060.20

Finding the Fourth Proportional to 12,549,456,036.20, 18,842,323,907.10 and 9,465,681,060.20

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Solution

The fourth proportional to 12,549,456,036.20, 18,842,323,907.10 and 9,465,681,060.20 is: 14,212,203,941.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,549,456,036.20 : 18,842,323,907.10 = 9,465,681,060.20 : x
  2. Step 2: Convert to fraction form
    12,549,456,036.20/18,842,323,907.10 = 9,465,681,060.20/x
  3. Step 3: Cross multiply
    12,549,456,036.20x = 18,842,323,907.10 × 9,465,681,060.20
  4. Step 4: Simplify right side
    12,549,456,036.20x = 178,355,428,537,590,120,448
  5. Step 5: Solve for x
    x = 178,355,428,537,590,120,448/12,549,456,036.20
  6. Step 6: Final answer
    x = 14,212,203,941.20

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1.5x scale

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.