Home / 1,653,033,914.40-2,281,186,720.81-910,478,013.60

Finding the Fourth Proportional to 1,653,033,914.40, 2,281,186,720.81 and 910,478,013.60

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Solution

The fourth proportional to 1,653,033,914.40, 2,281,186,720.81 and 910,478,013.60 is: 1,256,459,614.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,653,033,914.40 : 2,281,186,720.81 = 910,478,013.60 : x
  2. Step 2: Convert to fraction form
    1,653,033,914.40/2,281,186,720.81 = 910,478,013.60/x
  3. Step 3: Cross multiply
    1,653,033,914.40x = 2,281,186,720.81 × 910,478,013.60
  4. Step 4: Simplify right side
    1,653,033,914.40x = 2,076,970,354,209,234,176
  5. Step 5: Solve for x
    x = 2,076,970,354,209,234,176/1,653,033,914.40
  6. Step 6: Final answer
    x = 1,256,459,614.12

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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.