Finding the Fourth Proportional to 961,064,088.46, 1,326,319,937.28 and 537,652,491.19
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Solution
The fourth proportional to 961,064,088.46, 1,326,319,937.28 and 537,652,491.19 is: 741,989,246.04
Step by Step Solution
- Step 1: Write the proportion equation
961,064,088.46 : 1,326,319,937.28 = 537,652,491.19 : x - Step 2: Convert to fraction form
961,064,088.46/1,326,319,937.28 = 537,652,491.19/x - Step 3: Cross multiply
961,064,088.46x = 1,326,319,937.28 × 537,652,491.19 - Step 4: Simplify right side
961,064,088.46x = 713,099,218,390,240,768 - Step 5: Solve for x
x = 713,099,218,390,240,768/961,064,088.46 - Step 6: Final answer
x = 741,989,246.04
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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.