Home / 249,113,339.40-373,670,009.10-247,678,448.70

Finding the Fourth Proportional to 249,113,339.40, 373,670,009.10 and 247,678,448.70

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Solution

The fourth proportional to 249,113,339.40, 373,670,009.10 and 247,678,448.70 is: 371,517,673.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,113,339.40 : 373,670,009.10 = 247,678,448.70 : x
  2. Step 2: Convert to fraction form
    249,113,339.40/373,670,009.10 = 247,678,448.70/x
  3. Step 3: Cross multiply
    249,113,339.40x = 373,670,009.10 × 247,678,448.70
  4. Step 4: Simplify right side
    249,113,339.40x = 92,550,008,179,602,880
  5. Step 5: Solve for x
    x = 92,550,008,179,602,880/249,113,339.40
  6. Step 6: Final answer
    x = 371,517,673.05

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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.