Home / 473,000,885.58-648,000,381-455,316,333.38

Finding the Fourth Proportional to 473,000,885.58, 648,000,381 and 455,316,333.38

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Solution

The fourth proportional to 473,000,885.58, 648,000,381 and 455,316,333.38 is: 623,772,949.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,000,885.58 : 648,000,381 = 455,316,333.38 : x
  2. Step 2: Convert to fraction form
    473,000,885.58/648,000,381 = 455,316,333.38/x
  3. Step 3: Cross multiply
    473,000,885.58x = 648,000,381 × 455,316,333.38
  4. Step 4: Simplify right side
    473,000,885.58x = 295,045,157,502,523,008
  5. Step 5: Solve for x
    x = 295,045,157,502,523,008/473,000,885.58
  6. Step 6: Final answer
    x = 623,772,949.47

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.