Home / 1,358,679,127.84-2,037,514,071.88-473,137,079.68

Finding the Fourth Proportional to 1,358,679,127.84, 2,037,514,071.88 and 473,137,079.68

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Solution

The fourth proportional to 1,358,679,127.84, 2,037,514,071.88 and 473,137,079.68 is: 709,529,894.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,679,127.84 : 2,037,514,071.88 = 473,137,079.68 : x
  2. Step 2: Convert to fraction form
    1,358,679,127.84/2,037,514,071.88 = 473,137,079.68/x
  3. Step 3: Cross multiply
    1,358,679,127.84x = 2,037,514,071.88 × 473,137,079.68
  4. Step 4: Simplify right side
    1,358,679,127.84x = 964,023,457,779,370,752
  5. Step 5: Solve for x
    x = 964,023,457,779,370,752/1,358,679,127.84
  6. Step 6: Final answer
    x = 709,529,894.16

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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.