Home / 578,564,962.54-798,406,068.74-340,425,571.26

Finding the Fourth Proportional to 578,564,962.54, 798,406,068.74 and 340,425,571.26

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Solution

The fourth proportional to 578,564,962.54, 798,406,068.74 and 340,425,571.26 is: 469,779,298.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,564,962.54 : 798,406,068.74 = 340,425,571.26 : x
  2. Step 2: Convert to fraction form
    578,564,962.54/798,406,068.74 = 340,425,571.26/x
  3. Step 3: Cross multiply
    578,564,962.54x = 798,406,068.74 × 340,425,571.26
  4. Step 4: Simplify right side
    578,564,962.54x = 271,797,842,048,265,312
  5. Step 5: Solve for x
    x = 271,797,842,048,265,312/578,564,962.54
  6. Step 6: Final answer
    x = 469,779,298.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.