Home / 970,182,045.40-1,455,336,053.70-511,017,021.40

Finding the Fourth Proportional to 970,182,045.40, 1,455,336,053.70 and 511,017,021.40

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Solution

The fourth proportional to 970,182,045.40, 1,455,336,053.70 and 511,017,021.40 is: 766,558,708.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    970,182,045.40 : 1,455,336,053.70 = 511,017,021.40 : x
  2. Step 2: Convert to fraction form
    970,182,045.40/1,455,336,053.70 = 511,017,021.40/x
  3. Step 3: Cross multiply
    970,182,045.40x = 1,455,336,053.70 × 511,017,021.40
  4. Step 4: Simplify right side
    970,182,045.40x = 743,701,495,297,804,416
  5. Step 5: Solve for x
    x = 743,701,495,297,804,416/970,182,045.40
  6. Step 6: Final answer
    x = 766,558,708.05

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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.