Home / 598,765,720.60-898,148,580.90-511,089,765.40

Finding the Fourth Proportional to 598,765,720.60, 898,148,580.90 and 511,089,765.40

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Solution

The fourth proportional to 598,765,720.60, 898,148,580.90 and 511,089,765.40 is: 766,634,648.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,765,720.60 : 898,148,580.90 = 511,089,765.40 : x
  2. Step 2: Convert to fraction form
    598,765,720.60/898,148,580.90 = 511,089,765.40/x
  3. Step 3: Cross multiply
    598,765,720.60x = 898,148,580.90 × 511,089,765.40
  4. Step 4: Simplify right side
    598,765,720.60x = 459,034,547,506,523,904
  5. Step 5: Solve for x
    x = 459,034,547,506,523,904/598,765,720.60
  6. Step 6: Final answer
    x = 766,634,648.10

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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.