Home / 265,898,987.55-366,939,200.12-154,417,240.35

Finding the Fourth Proportional to 265,898,987.55, 366,939,200.12 and 154,417,240.35

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Solution

The fourth proportional to 265,898,987.55, 366,939,200.12 and 154,417,240.35 is: 213,094,977.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,898,987.55 : 366,939,200.12 = 154,417,240.35 : x
  2. Step 2: Convert to fraction form
    265,898,987.55/366,939,200.12 = 154,417,240.35/x
  3. Step 3: Cross multiply
    265,898,987.55x = 366,939,200.12 × 154,417,240.35
  4. Step 4: Simplify right side
    265,898,987.55x = 56,661,738,657,994,704
  5. Step 5: Solve for x
    x = 56,661,738,657,994,704/265,898,987.55
  6. Step 6: Final answer
    x = 213,094,977.08

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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.