Home / 8,620,992,006.40-12,931,488,009.60-2,804,901,702.40

Finding the Fourth Proportional to 8,620,992,006.40, 12,931,488,009.60 and 2,804,901,702.40

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Solution

The fourth proportional to 8,620,992,006.40, 12,931,488,009.60 and 2,804,901,702.40 is: 4,207,352,553.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,620,992,006.40 : 12,931,488,009.60 = 2,804,901,702.40 : x
  2. Step 2: Convert to fraction form
    8,620,992,006.40/12,931,488,009.60 = 2,804,901,702.40/x
  3. Step 3: Cross multiply
    8,620,992,006.40x = 12,931,488,009.60 × 2,804,901,702.40
  4. Step 4: Simplify right side
    8,620,992,006.40x = 36,271,552,732,692,230,144
  5. Step 5: Solve for x
    x = 36,271,552,732,692,230,144/8,620,992,006.40
  6. Step 6: Final answer
    x = 4,207,352,553.60

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1.5x scale

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.