Home / 77,018,688,009.10-115,344,366,004.05-77,018,688,009.10

Finding the Fourth Proportional to 77,018,688,009.10, 115,344,366,004.05 and 77,018,688,009.10

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Solution

The fourth proportional to 77,018,688,009.10, 115,344,366,004.05 and 77,018,688,009.10 is: 115,344,366,004.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,018,688,009.10 : 115,344,366,004.05 = 77,018,688,009.10 : x
  2. Step 2: Convert to fraction form
    77,018,688,009.10/115,344,366,004.05 = 77,018,688,009.10/x
  3. Step 3: Cross multiply
    77,018,688,009.10x = 115,344,366,004.05 × 77,018,688,009.10
  4. Step 4: Simplify right side
    77,018,688,009.10x = 8,883,671,738,873,368,543,232
  5. Step 5: Solve for x
    x = 8,883,671,738,873,368,543,232/77,018,688,009.10
  6. Step 6: Final answer
    x = 115,344,366,004.05

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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.