Home / 99,426,160.40-149,130,038.63-46,891,786.10

Finding the Fourth Proportional to 99,426,160.40, 149,130,038.63 and 46,891,786.10

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Solution

The fourth proportional to 99,426,160.40, 149,130,038.63 and 46,891,786.10 is: 70,333,339.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,426,160.40 : 149,130,038.63 = 46,891,786.10 : x
  2. Step 2: Convert to fraction form
    99,426,160.40/149,130,038.63 = 46,891,786.10/x
  3. Step 3: Cross multiply
    99,426,160.40x = 149,130,038.63 × 46,891,786.10
  4. Step 4: Simplify right side
    99,426,160.40x = 6,992,973,871,659,817
  5. Step 5: Solve for x
    x = 6,992,973,871,659,817/99,426,160.40
  6. Step 6: Final answer
    x = 70,333,339.27

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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.