Home / 249,428,266.60-373,943,334.30-105,702,903.40

Finding the Fourth Proportional to 249,428,266.60, 373,943,334.30 and 105,702,903.40

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Solution

The fourth proportional to 249,428,266.60, 373,943,334.30 and 105,702,903.40 is: 158,469,994.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,428,266.60 : 373,943,334.30 = 105,702,903.40 : x
  2. Step 2: Convert to fraction form
    249,428,266.60/373,943,334.30 = 105,702,903.40/x
  3. Step 3: Cross multiply
    249,428,266.60x = 373,943,334.30 × 105,702,903.40
  4. Step 4: Simplify right side
    249,428,266.60x = 39,526,896,142,586,808
  5. Step 5: Solve for x
    x = 39,526,896,142,586,808/249,428,266.60
  6. Step 6: Final answer
    x = 158,469,994.93

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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.