Home / 249,827,258.93-344,784,745.01-138,318,100.03

Finding the Fourth Proportional to 249,827,258.93, 344,784,745.01 and 138,318,100.03

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Solution

The fourth proportional to 249,827,258.93, 344,784,745.01 and 138,318,100.03 is: 190,891,782.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,827,258.93 : 344,784,745.01 = 138,318,100.03 : x
  2. Step 2: Convert to fraction form
    249,827,258.93/344,784,745.01 = 138,318,100.03/x
  3. Step 3: Cross multiply
    249,827,258.93x = 344,784,745.01 × 138,318,100.03
  4. Step 4: Simplify right side
    249,827,258.93x = 47,689,970,849,111,224
  5. Step 5: Solve for x
    x = 47,689,970,849,111,224/249,827,258.93
  6. Step 6: Final answer
    x = 190,891,782.80

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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.