Home / 93,248,021.80-139,872,032.70-91,456,431.40

Finding the Fourth Proportional to 93,248,021.80, 139,872,032.70 and 91,456,431.40

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Solution

The fourth proportional to 93,248,021.80, 139,872,032.70 and 91,456,431.40 is: 137,184,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,248,021.80 : 139,872,032.70 = 91,456,431.40 : x
  2. Step 2: Convert to fraction form
    93,248,021.80/139,872,032.70 = 91,456,431.40/x
  3. Step 3: Cross multiply
    93,248,021.80x = 139,872,032.70 × 91,456,431.40
  4. Step 4: Simplify right side
    93,248,021.80x = 12,792,196,963,406,106
  5. Step 5: Solve for x
    x = 12,792,196,963,406,106/93,248,021.80
  6. Step 6: Final answer
    x = 137,184,647.10

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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.