Home / 98,688,051.45-148,032,077.18-97,008,435.45

Finding the Fourth Proportional to 98,688,051.45, 148,032,077.18 and 97,008,435.45

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Solution

The fourth proportional to 98,688,051.45, 148,032,077.18 and 97,008,435.45 is: 145,512,653.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,688,051.45 : 148,032,077.18 = 97,008,435.45 : x
  2. Step 2: Convert to fraction form
    98,688,051.45/148,032,077.18 = 97,008,435.45/x
  3. Step 3: Cross multiply
    98,688,051.45x = 148,032,077.18 × 97,008,435.45
  4. Step 4: Simplify right side
    98,688,051.45x = 14,360,360,203,160,408
  5. Step 5: Solve for x
    x = 14,360,360,203,160,408/98,688,051.45
  6. Step 6: Final answer
    x = 145,512,653.18

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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.