Home / 352,356,670.40-528,535,005.60-97,055,038.40

Finding the Fourth Proportional to 352,356,670.40, 528,535,005.60 and 97,055,038.40

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Solution

The fourth proportional to 352,356,670.40, 528,535,005.60 and 97,055,038.40 is: 145,582,557.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,356,670.40 : 528,535,005.60 = 97,055,038.40 : x
  2. Step 2: Convert to fraction form
    352,356,670.40/528,535,005.60 = 97,055,038.40/x
  3. Step 3: Cross multiply
    352,356,670.40x = 528,535,005.60 × 97,055,038.40
  4. Step 4: Simplify right side
    352,356,670.40x = 51,296,985,264,252,224
  5. Step 5: Solve for x
    x = 51,296,985,264,252,224/352,356,670.40
  6. Step 6: Final answer
    x = 145,582,557.60

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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.