Home / 139,710,087,155.35-209,565,130,733.02-139,710,087,155.35

Finding the Fourth Proportional to 139,710,087,155.35, 209,565,130,733.02 and 139,710,087,155.35

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Solution

The fourth proportional to 139,710,087,155.35, 209,565,130,733.02 and 139,710,087,155.35 is: 209,565,130,733.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,710,087,155.35 : 209,565,130,733.02 = 139,710,087,155.35 : x
  2. Step 2: Convert to fraction form
    139,710,087,155.35/209,565,130,733.02 = 139,710,087,155.35/x
  3. Step 3: Cross multiply
    139,710,087,155.35x = 209,565,130,733.02 × 139,710,087,155.35
  4. Step 4: Simplify right side
    139,710,087,155.35x = 29,278,362,679,432,542,420,992
  5. Step 5: Solve for x
    x = 29,278,362,679,432,542,420,992/139,710,087,155.35
  6. Step 6: Final answer
    x = 209,565,130,733.02

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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.