Home / 249,971,030.84-374,819,864.04-198,486,355.16

Finding the Fourth Proportional to 249,971,030.84, 374,819,864.04 and 198,486,355.16

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Solution

The fourth proportional to 249,971,030.84, 374,819,864.04 and 198,486,355.16 is: 297,621,001.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,971,030.84 : 374,819,864.04 = 198,486,355.16 : x
  2. Step 2: Convert to fraction form
    249,971,030.84/374,819,864.04 = 198,486,355.16/x
  3. Step 3: Cross multiply
    249,971,030.84x = 374,819,864.04 × 198,486,355.16
  4. Step 4: Simplify right side
    249,971,030.84x = 74,396,628,654,866,352
  5. Step 5: Solve for x
    x = 74,396,628,654,866,352/249,971,030.84
  6. Step 6: Final answer
    x = 297,621,001.94

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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.