Home / 352,355,430.40-528,533,145.60-97,053,798.40

Finding the Fourth Proportional to 352,355,430.40, 528,533,145.60 and 97,053,798.40

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Solution

The fourth proportional to 352,355,430.40, 528,533,145.60 and 97,053,798.40 is: 145,580,697.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,355,430.40 : 528,533,145.60 = 97,053,798.40 : x
  2. Step 2: Convert to fraction form
    352,355,430.40/528,533,145.60 = 97,053,798.40/x
  3. Step 3: Cross multiply
    352,355,430.40x = 528,533,145.60 × 97,053,798.40
  4. Step 4: Simplify right side
    352,355,430.40x = 51,296,149,360,780,256
  5. Step 5: Solve for x
    x = 51,296,149,360,780,256/352,355,430.40
  6. Step 6: Final answer
    x = 145,580,697.60

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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.