Home / 102,607,867,728.37-153,937,437,296.08-72,413,960,594.37

Finding the Fourth Proportional to 102,607,867,728.37, 153,937,437,296.08 and 72,413,960,594.37

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Solution

The fourth proportional to 102,607,867,728.37, 153,937,437,296.08 and 72,413,960,594.37 is: 108,639,032,904.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,607,867,728.37 : 153,937,437,296.08 = 72,413,960,594.37 : x
  2. Step 2: Convert to fraction form
    102,607,867,728.37/153,937,437,296.08 = 72,413,960,594.37/x
  3. Step 3: Cross multiply
    102,607,867,728.37x = 153,937,437,296.08 × 72,413,960,594.37
  4. Step 4: Simplify right side
    102,607,867,728.37x = 11,147,219,518,356,637,876,224
  5. Step 5: Solve for x
    x = 11,147,219,518,356,637,876,224/102,607,867,728.37
  6. Step 6: Final answer
    x = 108,639,032,904.05

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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.