Home / 553,701,640.40-830,552,460.60-526,827,784.40

Finding the Fourth Proportional to 553,701,640.40, 830,552,460.60 and 526,827,784.40

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Solution

The fourth proportional to 553,701,640.40, 830,552,460.60 and 526,827,784.40 is: 790,241,676.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    553,701,640.40 : 830,552,460.60 = 526,827,784.40 : x
  2. Step 2: Convert to fraction form
    553,701,640.40/830,552,460.60 = 526,827,784.40/x
  3. Step 3: Cross multiply
    553,701,640.40x = 830,552,460.60 × 526,827,784.40
  4. Step 4: Simplify right side
    553,701,640.40x = 437,558,112,645,866,304
  5. Step 5: Solve for x
    x = 437,558,112,645,866,304/553,701,640.40
  6. Step 6: Final answer
    x = 790,241,676.60

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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.