Home / 143,547,501.60-215,371,018.80-62,826,400.80

Finding the Fourth Proportional to 143,547,501.60, 215,371,018.80 and 62,826,400.80

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Solution

The fourth proportional to 143,547,501.60, 215,371,018.80 and 62,826,400.80 is: 94,261,382.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,547,501.60 : 215,371,018.80 = 62,826,400.80 : x
  2. Step 2: Convert to fraction form
    143,547,501.60/215,371,018.80 = 62,826,400.80/x
  3. Step 3: Cross multiply
    143,547,501.60x = 215,371,018.80 × 62,826,400.80
  4. Step 4: Simplify right side
    143,547,501.60x = 13,530,985,947,833,136
  5. Step 5: Solve for x
    x = 13,530,985,947,833,136/143,547,501.60
  6. Step 6: Final answer
    x = 94,261,382.45

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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.