Home / 249,076,643.40-373,898,400.30-146,898,253.80

Finding the Fourth Proportional to 249,076,643.40, 373,898,400.30 and 146,898,253.80

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Solution

The fourth proportional to 249,076,643.40, 373,898,400.30 and 146,898,253.80 is: 220,514,542.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,076,643.40 : 373,898,400.30 = 146,898,253.80 : x
  2. Step 2: Convert to fraction form
    249,076,643.40/373,898,400.30 = 146,898,253.80/x
  3. Step 3: Cross multiply
    249,076,643.40x = 373,898,400.30 × 146,898,253.80
  4. Step 4: Simplify right side
    249,076,643.40x = 54,925,022,102,683,400
  5. Step 5: Solve for x
    x = 54,925,022,102,683,400/249,076,643.40
  6. Step 6: Final answer
    x = 220,514,542.64

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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.