Home / 507,384,005.10-761,076,007.65-507,384,005.10

Finding the Fourth Proportional to 507,384,005.10, 761,076,007.65 and 507,384,005.10

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Solution

The fourth proportional to 507,384,005.10, 761,076,007.65 and 507,384,005.10 is: 761,076,007.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,384,005.10 : 761,076,007.65 = 507,384,005.10 : x
  2. Step 2: Convert to fraction form
    507,384,005.10/761,076,007.65 = 507,384,005.10/x
  3. Step 3: Cross multiply
    507,384,005.10x = 761,076,007.65 × 507,384,005.10
  4. Step 4: Simplify right side
    507,384,005.10x = 386,157,792,946,975,232
  5. Step 5: Solve for x
    x = 386,157,792,946,975,232/507,384,005.10
  6. Step 6: Final answer
    x = 761,076,007.65

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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.