Home / 749,159,979,855.96-1,033,663,578,533.80-423,999,271,547.76

Finding the Fourth Proportional to 749,159,979,855.96, 1,033,663,578,533.80 and 423,999,271,547.76

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Solution

The fourth proportional to 749,159,979,855.96, 1,033,663,578,533.80 and 423,999,271,547.76 is: 585,018,709,098.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,159,979,855.96 : 1,033,663,578,533.80 = 423,999,271,547.76 : x
  2. Step 2: Convert to fraction form
    749,159,979,855.96/1,033,663,578,533.80 = 423,999,271,547.76/x
  3. Step 3: Cross multiply
    749,159,979,855.96x = 1,033,663,578,533.80 × 423,999,271,547.76
  4. Step 4: Simplify right side
    749,159,979,855.96x = 438,272,604,323,782,009,552,896
  5. Step 5: Solve for x
    x = 438,272,604,323,782,009,552,896/749,159,979,855.96
  6. Step 6: Final answer
    x = 585,018,709,098.75

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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.