Home / 458,254,312.08-632,404,379.52-249,423,980.64

Finding the Fourth Proportional to 458,254,312.08, 632,404,379.52 and 249,423,980.64

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Solution

The fourth proportional to 458,254,312.08, 632,404,379.52 and 249,423,980.64 is: 344,212,402.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,254,312.08 : 632,404,379.52 = 249,423,980.64 : x
  2. Step 2: Convert to fraction form
    458,254,312.08/632,404,379.52 = 249,423,980.64/x
  3. Step 3: Cross multiply
    458,254,312.08x = 632,404,379.52 × 249,423,980.64
  4. Step 4: Simplify right side
    458,254,312.08x = 157,736,817,714,047,680
  5. Step 5: Solve for x
    x = 157,736,817,714,047,680/458,254,312.08
  6. Step 6: Final answer
    x = 344,212,402.49

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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.