Home / 598,768,047.60-898,152,071.40-553,978,287.60

Finding the Fourth Proportional to 598,768,047.60, 898,152,071.40 and 553,978,287.60

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Solution

The fourth proportional to 598,768,047.60, 898,152,071.40 and 553,978,287.60 is: 830,967,431.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,768,047.60 : 898,152,071.40 = 553,978,287.60 : x
  2. Step 2: Convert to fraction form
    598,768,047.60/898,152,071.40 = 553,978,287.60/x
  3. Step 3: Cross multiply
    598,768,047.60x = 898,152,071.40 × 553,978,287.60
  4. Step 4: Simplify right side
    598,768,047.60x = 497,556,746,518,564,928
  5. Step 5: Solve for x
    x = 497,556,746,518,564,928/598,768,047.60
  6. Step 6: Final answer
    x = 830,967,431.40

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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.