Home / 288,472,908.22-397,939,089.47-175,476,946.86

Finding the Fourth Proportional to 288,472,908.22, 397,939,089.47 and 175,476,946.86

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Solution

The fourth proportional to 288,472,908.22, 397,939,089.47 and 175,476,946.86 is: 242,064,798.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,472,908.22 : 397,939,089.47 = 175,476,946.86 : x
  2. Step 2: Convert to fraction form
    288,472,908.22/397,939,089.47 = 175,476,946.86/x
  3. Step 3: Cross multiply
    288,472,908.22x = 397,939,089.47 × 175,476,946.86
  4. Step 4: Simplify right side
    288,472,908.22x = 69,829,136,455,566,592
  5. Step 5: Solve for x
    x = 69,829,136,455,566,592/288,472,908.22
  6. Step 6: Final answer
    x = 242,064,798.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.