Home / 137,355,264,019.60-206,032,896,029.40-115,315,342,867.60

Finding the Fourth Proportional to 137,355,264,019.60, 206,032,896,029.40 and 115,315,342,867.60

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Solution

The fourth proportional to 137,355,264,019.60, 206,032,896,029.40 and 115,315,342,867.60 is: 172,973,014,301.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,355,264,019.60 : 206,032,896,029.40 = 115,315,342,867.60 : x
  2. Step 2: Convert to fraction form
    137,355,264,019.60/206,032,896,029.40 = 115,315,342,867.60/x
  3. Step 3: Cross multiply
    137,355,264,019.60x = 206,032,896,029.40 × 115,315,342,867.60
  4. Step 4: Simplify right side
    137,355,264,019.60x = 23,758,754,047,634,842,845,184
  5. Step 5: Solve for x
    x = 23,758,754,047,634,842,845,184/137,355,264,019.60
  6. Step 6: Final answer
    x = 172,973,014,301.40

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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.