Home / 355,653,248.34-490,807,294.07-194,714,547.06

Finding the Fourth Proportional to 355,653,248.34, 490,807,294.07 and 194,714,547.06

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Solution

The fourth proportional to 355,653,248.34, 490,807,294.07 and 194,714,547.06 is: 268,709,256.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,653,248.34 : 490,807,294.07 = 194,714,547.06 : x
  2. Step 2: Convert to fraction form
    355,653,248.34/490,807,294.07 = 194,714,547.06/x
  3. Step 3: Cross multiply
    355,653,248.34x = 490,807,294.07 × 194,714,547.06
  4. Step 4: Simplify right side
    355,653,248.34x = 95,567,319,957,610,704
  5. Step 5: Solve for x
    x = 95,567,319,957,610,704/355,653,248.34
  6. Step 6: Final answer
    x = 268,709,256.57

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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.