Home / 355,578,824.80-533,368,237.20-317,031,637.60

Finding the Fourth Proportional to 355,578,824.80, 533,368,237.20 and 317,031,637.60

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Solution

The fourth proportional to 355,578,824.80, 533,368,237.20 and 317,031,637.60 is: 475,547,456.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,578,824.80 : 533,368,237.20 = 317,031,637.60 : x
  2. Step 2: Convert to fraction form
    355,578,824.80/533,368,237.20 = 317,031,637.60/x
  3. Step 3: Cross multiply
    355,578,824.80x = 533,368,237.20 × 317,031,637.60
  4. Step 4: Simplify right side
    355,578,824.80x = 169,094,605,683,341,248
  5. Step 5: Solve for x
    x = 169,094,605,683,341,248/355,578,824.80
  6. Step 6: Final answer
    x = 475,547,456.40

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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.