Home / 611,997,878.07-918,176,925.75-197,466,922.83

Finding the Fourth Proportional to 611,997,878.07, 918,176,925.75 and 197,466,922.83

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Solution

The fourth proportional to 611,997,878.07, 918,176,925.75 and 197,466,922.83 is: 296,258,498.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    611,997,878.07 : 918,176,925.75 = 197,466,922.83 : x
  2. Step 2: Convert to fraction form
    611,997,878.07/918,176,925.75 = 197,466,922.83/x
  3. Step 3: Cross multiply
    611,997,878.07x = 918,176,925.75 × 197,466,922.83
  4. Step 4: Simplify right side
    611,997,878.07x = 181,309,572,141,361,888
  5. Step 5: Solve for x
    x = 181,309,572,141,361,888/611,997,878.07
  6. Step 6: Final answer
    x = 296,258,498.01

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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.