Home / 10,208,076,809.60-15,306,068,596.80-5,310,316,553.60

Finding the Fourth Proportional to 10,208,076,809.60, 15,306,068,596.80 and 5,310,316,553.60

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Solution

The fourth proportional to 10,208,076,809.60, 15,306,068,596.80 and 5,310,316,553.60 is: 7,962,329,335.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,208,076,809.60 : 15,306,068,596.80 = 5,310,316,553.60 : x
  2. Step 2: Convert to fraction form
    10,208,076,809.60/15,306,068,596.80 = 5,310,316,553.60/x
  3. Step 3: Cross multiply
    10,208,076,809.60x = 15,306,068,596.80 × 5,310,316,553.60
  4. Step 4: Simplify right side
    10,208,076,809.60x = 81,280,069,440,124,157,952
  5. Step 5: Solve for x
    x = 81,280,069,440,124,157,952/10,208,076,809.60
  6. Step 6: Final answer
    x = 7,962,329,335.50

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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.