Home / 526,113,385.60-789,170,078.40-510,996,841.60

Finding the Fourth Proportional to 526,113,385.60, 789,170,078.40 and 510,996,841.60

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Solution

The fourth proportional to 526,113,385.60, 789,170,078.40 and 510,996,841.60 is: 766,495,262.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,113,385.60 : 789,170,078.40 = 510,996,841.60 : x
  2. Step 2: Convert to fraction form
    526,113,385.60/789,170,078.40 = 510,996,841.60/x
  3. Step 3: Cross multiply
    526,113,385.60x = 789,170,078.40 × 510,996,841.60
  4. Step 4: Simplify right side
    526,113,385.60x = 403,263,417,547,624,384
  5. Step 5: Solve for x
    x = 403,263,417,547,624,384/526,113,385.60
  6. Step 6: Final answer
    x = 766,495,262.40

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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.