Home / 8,736,740,047.40-13,105,110,071.10-3,219,957,314.60

Finding the Fourth Proportional to 8,736,740,047.40, 13,105,110,071.10 and 3,219,957,314.60

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Solution

The fourth proportional to 8,736,740,047.40, 13,105,110,071.10 and 3,219,957,314.60 is: 4,829,935,971.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,740,047.40 : 13,105,110,071.10 = 3,219,957,314.60 : x
  2. Step 2: Convert to fraction form
    8,736,740,047.40/13,105,110,071.10 = 3,219,957,314.60/x
  3. Step 3: Cross multiply
    8,736,740,047.40x = 13,105,110,071.10 × 3,219,957,314.60
  4. Step 4: Simplify right side
    8,736,740,047.40x = 42,197,895,032,076,574,720
  5. Step 5: Solve for x
    x = 42,197,895,032,076,574,720/8,736,740,047.40
  6. Step 6: Final answer
    x = 4,829,935,971.90

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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.