Home / 103,530,859.80-155,352,276.90-46,032,005.40

Finding the Fourth Proportional to 103,530,859.80, 155,352,276.90 and 46,032,005.40

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Solution

The fourth proportional to 103,530,859.80, 155,352,276.90 and 46,032,005.40 is: 69,072,901.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,530,859.80 : 155,352,276.90 = 46,032,005.40 : x
  2. Step 2: Convert to fraction form
    103,530,859.80/155,352,276.90 = 46,032,005.40/x
  3. Step 3: Cross multiply
    103,530,859.80x = 155,352,276.90 × 46,032,005.40
  4. Step 4: Simplify right side
    103,530,859.80x = 7,151,176,849,163,095
  5. Step 5: Solve for x
    x = 7,151,176,849,163,095/103,530,859.80
  6. Step 6: Final answer
    x = 69,072,901.19

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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.