Home / 1,490,358,466.20-2,235,537,699.30-508,893,227.40

Finding the Fourth Proportional to 1,490,358,466.20, 2,235,537,699.30 and 508,893,227.40

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Solution

The fourth proportional to 1,490,358,466.20, 2,235,537,699.30 and 508,893,227.40 is: 763,339,841.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,358,466.20 : 2,235,537,699.30 = 508,893,227.40 : x
  2. Step 2: Convert to fraction form
    1,490,358,466.20/2,235,537,699.30 = 508,893,227.40/x
  3. Step 3: Cross multiply
    1,490,358,466.20x = 2,235,537,699.30 × 508,893,227.40
  4. Step 4: Simplify right side
    1,490,358,466.20x = 1,137,649,994,771,147,776
  5. Step 5: Solve for x
    x = 1,137,649,994,771,147,776/1,490,358,466.20
  6. Step 6: Final answer
    x = 763,339,841.10

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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.