Home / 1,047,780,367.02-1,571,670,552.22-425,849,887.34

Finding the Fourth Proportional to 1,047,780,367.02, 1,571,670,552.22 and 425,849,887.34

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Solution

The fourth proportional to 1,047,780,367.02, 1,571,670,552.22 and 425,849,887.34 is: 638,774,831.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,780,367.02 : 1,571,670,552.22 = 425,849,887.34 : x
  2. Step 2: Convert to fraction form
    1,047,780,367.02/1,571,670,552.22 = 425,849,887.34/x
  3. Step 3: Cross multiply
    1,047,780,367.02x = 1,571,670,552.22 × 425,849,887.34
  4. Step 4: Simplify right side
    1,047,780,367.02x = 669,295,727,598,482,560
  5. Step 5: Solve for x
    x = 669,295,727,598,482,560/1,047,780,367.02
  6. Step 6: Final answer
    x = 638,774,831.70

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Double scale
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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.