Home / 249,499,254.18-344,170,738.89-145,065,779.22

Finding the Fourth Proportional to 249,499,254.18, 344,170,738.89 and 145,065,779.22

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Solution

The fourth proportional to 249,499,254.18, 344,170,738.89 and 145,065,779.22 is: 200,110,403.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,499,254.18 : 344,170,738.89 = 145,065,779.22 : x
  2. Step 2: Convert to fraction form
    249,499,254.18/344,170,738.89 = 145,065,779.22/x
  3. Step 3: Cross multiply
    249,499,254.18x = 344,170,738.89 × 145,065,779.22
  4. Step 4: Simplify right side
    249,499,254.18x = 49,927,396,421,801,008
  5. Step 5: Solve for x
    x = 49,927,396,421,801,008/249,499,254.18
  6. Step 6: Final answer
    x = 200,110,403.48

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1.5x scale

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.