Home / 6,457,538,968.02-8,911,403,703.48-3,487,315,219.02

Finding the Fourth Proportional to 6,457,538,968.02, 8,911,403,703.48 and 3,487,315,219.02

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Solution

The fourth proportional to 6,457,538,968.02, 8,911,403,703.48 and 3,487,315,219.02 is: 4,812,494,963.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,457,538,968.02 : 8,911,403,703.48 = 3,487,315,219.02 : x
  2. Step 2: Convert to fraction form
    6,457,538,968.02/8,911,403,703.48 = 3,487,315,219.02/x
  3. Step 3: Cross multiply
    6,457,538,968.02x = 8,911,403,703.48 × 3,487,315,219.02
  4. Step 4: Simplify right side
    6,457,538,968.02x = 31,076,873,757,976,993,792
  5. Step 5: Solve for x
    x = 31,076,873,757,976,993,792/6,457,538,968.02
  6. Step 6: Final answer
    x = 4,812,494,963.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.