Home / 98,893,315.80-148,339,973.70-64,834,435.80

Finding the Fourth Proportional to 98,893,315.80, 148,339,973.70 and 64,834,435.80

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Solution

The fourth proportional to 98,893,315.80, 148,339,973.70 and 64,834,435.80 is: 97,251,653.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,893,315.80 : 148,339,973.70 = 64,834,435.80 : x
  2. Step 2: Convert to fraction form
    98,893,315.80/148,339,973.70 = 64,834,435.80/x
  3. Step 3: Cross multiply
    98,893,315.80x = 148,339,973.70 × 64,834,435.80
  4. Step 4: Simplify right side
    98,893,315.80x = 9,617,538,501,426,338
  5. Step 5: Solve for x
    x = 9,617,538,501,426,338/98,893,315.80
  6. Step 6: Final answer
    x = 97,251,653.70

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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.