Home / 172,413,355,099.70-258,620,032,649.55-101,885,607,413.30

Finding the Fourth Proportional to 172,413,355,099.70, 258,620,032,649.55 and 101,885,607,413.30

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Solution

The fourth proportional to 172,413,355,099.70, 258,620,032,649.55 and 101,885,607,413.30 is: 152,828,411,119.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,413,355,099.70 : 258,620,032,649.55 = 101,885,607,413.30 : x
  2. Step 2: Convert to fraction form
    172,413,355,099.70/258,620,032,649.55 = 101,885,607,413.30/x
  3. Step 3: Cross multiply
    172,413,355,099.70x = 258,620,032,649.55 × 101,885,607,413.30
  4. Step 4: Simplify right side
    172,413,355,099.70x = 26,349,659,115,746,880,389,120
  5. Step 5: Solve for x
    x = 26,349,659,115,746,880,389,120/172,413,355,099.70
  6. Step 6: Final answer
    x = 152,828,411,119.95

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1.5x scale

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.