Home / 238,465,727.10-357,698,590.65-208,232,639.10

Finding the Fourth Proportional to 238,465,727.10, 357,698,590.65 and 208,232,639.10

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Solution

The fourth proportional to 238,465,727.10, 357,698,590.65 and 208,232,639.10 is: 312,348,958.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,465,727.10 : 357,698,590.65 = 208,232,639.10 : x
  2. Step 2: Convert to fraction form
    238,465,727.10/357,698,590.65 = 208,232,639.10/x
  3. Step 3: Cross multiply
    238,465,727.10x = 357,698,590.65 × 208,232,639.10
  4. Step 4: Simplify right side
    238,465,727.10x = 74,484,521,533,400,080
  5. Step 5: Solve for x
    x = 74,484,521,533,400,080/238,465,727.10
  6. Step 6: Final answer
    x = 312,348,958.65

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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.