Home / 199,740,199.69-299,610,299.54-56,133,031.69

Finding the Fourth Proportional to 199,740,199.69, 299,610,299.54 and 56,133,031.69

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Solution

The fourth proportional to 199,740,199.69, 299,610,299.54 and 56,133,031.69 is: 84,199,547.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,740,199.69 : 299,610,299.54 = 56,133,031.69 : x
  2. Step 2: Convert to fraction form
    199,740,199.69/299,610,299.54 = 56,133,031.69/x
  3. Step 3: Cross multiply
    199,740,199.69x = 299,610,299.54 × 56,133,031.69
  4. Step 4: Simplify right side
    199,740,199.69x = 16,818,034,438,448,548
  5. Step 5: Solve for x
    x = 16,818,034,438,448,548/199,740,199.69
  6. Step 6: Final answer
    x = 84,199,547.54

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1.5x scale

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.