Home / 630,457,800,060.70-947,195,376,644.58-404,260,423,912.80

Finding the Fourth Proportional to 630,457,800,060.70, 947,195,376,644.58 and 404,260,423,912.80

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Solution

The fourth proportional to 630,457,800,060.70, 947,195,376,644.58 and 404,260,423,912.80 is: 607,358,025,317.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,457,800,060.70 : 947,195,376,644.58 = 404,260,423,912.80 : x
  2. Step 2: Convert to fraction form
    630,457,800,060.70/947,195,376,644.58 = 404,260,423,912.80/x
  3. Step 3: Cross multiply
    630,457,800,060.70x = 947,195,376,644.58 × 404,260,423,912.80
  4. Step 4: Simplify right side
    630,457,800,060.70x = 382,913,604,490,582,124,658,688
  5. Step 5: Solve for x
    x = 382,913,604,490,582,124,658,688/630,457,800,060.70
  6. Step 6: Final answer
    x = 607,358,025,317.02

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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.