Home / 648,354,832.83-896,237,598.74-578,482,963.07

Finding the Fourth Proportional to 648,354,832.83, 896,237,598.74 and 578,482,963.07

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Solution

The fourth proportional to 648,354,832.83, 896,237,598.74 and 578,482,963.07 is: 799,651,912.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,354,832.83 : 896,237,598.74 = 578,482,963.07 : x
  2. Step 2: Convert to fraction form
    648,354,832.83/896,237,598.74 = 578,482,963.07/x
  3. Step 3: Cross multiply
    648,354,832.83x = 896,237,598.74 × 578,482,963.07
  4. Step 4: Simplify right side
    648,354,832.83x = 518,458,181,726,483,328
  5. Step 5: Solve for x
    x = 518,458,181,726,483,328/648,354,832.83
  6. Step 6: Final answer
    x = 799,651,912.00

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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.