Home / 1,462,488,008.68-2,018,270,590.50-802,438,111.72

Finding the Fourth Proportional to 1,462,488,008.68, 2,018,270,590.50 and 802,438,111.72

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Solution

The fourth proportional to 1,462,488,008.68, 2,018,270,590.50 and 802,438,111.72 is: 1,107,384,971.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,462,488,008.68 : 2,018,270,590.50 = 802,438,111.72 : x
  2. Step 2: Convert to fraction form
    1,462,488,008.68/2,018,270,590.50 = 802,438,111.72/x
  3. Step 3: Cross multiply
    1,462,488,008.68x = 2,018,270,590.50 × 802,438,111.72
  4. Step 4: Simplify right side
    1,462,488,008.68x = 1,619,537,241,580,829,440
  5. Step 5: Solve for x
    x = 1,619,537,241,580,829,440/1,462,488,008.68
  6. Step 6: Final answer
    x = 1,107,384,971.34

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Double scale
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1.5x scale

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.