Home / 249,113,356.90-373,670,035.35-247,678,466.20

Finding the Fourth Proportional to 249,113,356.90, 373,670,035.35 and 247,678,466.20

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Solution

The fourth proportional to 249,113,356.90, 373,670,035.35 and 247,678,466.20 is: 371,517,699.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,113,356.90 : 373,670,035.35 = 247,678,466.20 : x
  2. Step 2: Convert to fraction form
    249,113,356.90/373,670,035.35 = 247,678,466.20/x
  3. Step 3: Cross multiply
    249,113,356.90x = 373,670,035.35 × 247,678,466.20
  4. Step 4: Simplify right side
    249,113,356.90x = 92,550,021,220,387,776
  5. Step 5: Solve for x
    x = 92,550,021,220,387,776/249,113,356.90
  6. Step 6: Final answer
    x = 371,517,699.30

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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.