Home / 356,996,484.77-533,090,707.26-291,547,458.32

Finding the Fourth Proportional to 356,996,484.77, 533,090,707.26 and 291,547,458.32

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Solution

The fourth proportional to 356,996,484.77, 533,090,707.26 and 291,547,458.32 is: 435,357,902.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,996,484.77 : 533,090,707.26 = 291,547,458.32 : x
  2. Step 2: Convert to fraction form
    356,996,484.77/533,090,707.26 = 291,547,458.32/x
  3. Step 3: Cross multiply
    356,996,484.77x = 533,090,707.26 × 291,547,458.32
  4. Step 4: Simplify right side
    356,996,484.77x = 155,421,240,751,905,408
  5. Step 5: Solve for x
    x = 155,421,240,751,905,408/356,996,484.77
  6. Step 6: Final answer
    x = 435,357,902.35

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.