Home / 249,531,307.96-344,330,095.80-138,019,749.34

Finding the Fourth Proportional to 249,531,307.96, 344,330,095.80 and 138,019,749.34

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Solution

The fourth proportional to 249,531,307.96, 344,330,095.80 and 138,019,749.34 is: 190,454,472.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,531,307.96 : 344,330,095.80 = 138,019,749.34 : x
  2. Step 2: Convert to fraction form
    249,531,307.96/344,330,095.80 = 138,019,749.34/x
  3. Step 3: Cross multiply
    249,531,307.96x = 344,330,095.80 × 138,019,749.34
  4. Step 4: Simplify right side
    249,531,307.96x = 47,524,353,512,534,192
  5. Step 5: Solve for x
    x = 47,524,353,512,534,192/249,531,307.96
  6. Step 6: Final answer
    x = 190,454,472.03

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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.