Home / 249,984,128.20-349,171,563.80-249,984,128.20

Finding the Fourth Proportional to 249,984,128.20, 349,171,563.80 and 249,984,128.20

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Solution

The fourth proportional to 249,984,128.20, 349,171,563.80 and 249,984,128.20 is: 349,171,563.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,984,128.20 : 349,171,563.80 = 249,984,128.20 : x
  2. Step 2: Convert to fraction form
    249,984,128.20/349,171,563.80 = 249,984,128.20/x
  3. Step 3: Cross multiply
    249,984,128.20x = 349,171,563.80 × 249,984,128.20
  4. Step 4: Simplify right side
    249,984,128.20x = 87,287,348,968,773,680
  5. Step 5: Solve for x
    x = 87,287,348,968,773,680/249,984,128.20
  6. Step 6: Final answer
    x = 349,171,563.80

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.