Home / 7,422,618,509.72-10,243,254,038.11-4,370,927,931.80

Finding the Fourth Proportional to 7,422,618,509.72, 10,243,254,038.11 and 4,370,927,931.80

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Solution

The fourth proportional to 7,422,618,509.72, 10,243,254,038.11 and 4,370,927,931.80 is: 6,031,904,391.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,422,618,509.72 : 10,243,254,038.11 = 4,370,927,931.80 : x
  2. Step 2: Convert to fraction form
    7,422,618,509.72/10,243,254,038.11 = 4,370,927,931.80/x
  3. Step 3: Cross multiply
    7,422,618,509.72x = 10,243,254,038.11 × 4,370,927,931.80
  4. Step 4: Simplify right side
    7,422,618,509.72x = 44,772,525,187,638,181,888
  5. Step 5: Solve for x
    x = 44,772,525,187,638,181,888/7,422,618,509.72
  6. Step 6: Final answer
    x = 6,031,904,391.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.