Home / 30,579,762,404.20-45,869,643,606.30-9,624,618,621.40

Finding the Fourth Proportional to 30,579,762,404.20, 45,869,643,606.30 and 9,624,618,621.40

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Solution

The fourth proportional to 30,579,762,404.20, 45,869,643,606.30 and 9,624,618,621.40 is: 14,436,927,932.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,579,762,404.20 : 45,869,643,606.30 = 9,624,618,621.40 : x
  2. Step 2: Convert to fraction form
    30,579,762,404.20/45,869,643,606.30 = 9,624,618,621.40/x
  3. Step 3: Cross multiply
    30,579,762,404.20x = 45,869,643,606.30 × 9,624,618,621.40
  4. Step 4: Simplify right side
    30,579,762,404.20x = 441,477,826,010,176,421,888
  5. Step 5: Solve for x
    x = 441,477,826,010,176,421,888/30,579,762,404.20
  6. Step 6: Final answer
    x = 14,436,927,932.10

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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.