Home / 8,382,528,937.60-12,572,029,809.60-4,238,076,457.60

Finding the Fourth Proportional to 8,382,528,937.60, 12,572,029,809.60 and 4,238,076,457.60

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Solution

The fourth proportional to 8,382,528,937.60, 12,572,029,809.60 and 4,238,076,457.60 is: 6,356,223,039.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,382,528,937.60 : 12,572,029,809.60 = 4,238,076,457.60 : x
  2. Step 2: Convert to fraction form
    8,382,528,937.60/12,572,029,809.60 = 4,238,076,457.60/x
  3. Step 3: Cross multiply
    8,382,528,937.60x = 12,572,029,809.60 × 4,238,076,457.60
  4. Step 4: Simplify right side
    8,382,528,937.60x = 53,281,223,560,311,169,024
  5. Step 5: Solve for x
    x = 53,281,223,560,311,169,024/8,382,528,937.60
  6. Step 6: Final answer
    x = 6,356,223,039.25

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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.